20181750930

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{419}}^1\times {\mathrm{4423}}^1$

素因数の和:4877

約数の個数: 144

約数和(自身を含む): 57827165760

約数和(自身を除く): 37645414830

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 121, 165, 198, 242, 330, 363, 419, 495, 605, 726, 838, 990, 1089, 1210, 1257, 1815, 2095, 2178, 2514, 3630, 3771, 4190, 4423, 4609, 5445, 6285, 7542, 8846, 9218, 10890, 12570, 13269, 13827, 18855, 22115, 23045, 26538, 27654, 37710, 39807, 41481, 44230, 46090, 48653, 50699, 66345, 69135, 79614, 82962, 97306, 101398, 132690, 138270, 145959, 152097, 199035, 207405, 243265, 253495, 291918, 304194, 398070, 414810, 437877, 456291, 486530, 506990, 535183, 729795, 760485, 875754, 912582, 1070366, 1459590, 1520970, 1605549, 1853237, 2189385, 2281455, 2675915, 3211098, 3706474, 4378770, 4562910, 4816647, 5351830, 5559711, 8027745, 9266185, 9633294, 11119422, 16055490, 16679133, 18532370, 20385607, 24083235, 27798555, 33358266, 40771214, 48166470, 55597110, 61156821, 83395665, 101928035, 122313642, 166791330, 183470463, 203856070, 224241677, 305784105, 366940926, 448483354, 611568210, 672725031, 917352315, 1121208385, 1345450062, 1834704630, 2018175093, 2242416770, 3363625155, 4036350186, 6727250310, 10090875465, 20181750930]

約数ペア:

[(1, 20181750930), (2, 10090875465), (3, 6727250310), (5, 4036350186), (6, 3363625155), (9, 2242416770), (10, 2018175093), (11, 1834704630), (15, 1345450062), (18, 1121208385), (22, 917352315), (30, 672725031), (33, 611568210), (45, 448483354), (55, 366940926), (66, 305784105), (90, 224241677), (99, 203856070), (110, 183470463), (121, 166791330), (165, 122313642), (198, 101928035), (242, 83395665), (330, 61156821), (363, 55597110), (419, 48166470), (495, 40771214), (605, 33358266), (726, 27798555), (838, 24083235), (990, 20385607), (1089, 18532370), (1210, 16679133), (1257, 16055490), (1815, 11119422), (2095, 9633294), (2178, 9266185), (2514, 8027745), (3630, 5559711), (3771, 5351830), (4190, 4816647), (4423, 4562910), (4609, 4378770), (5445, 3706474), (6285, 3211098), (7542, 2675915), (8846, 2281455), (9218, 2189385), (10890, 1853237), (12570, 1605549), (13269, 1520970), (13827, 1459590), (18855, 1070366), (22115, 912582), (23045, 875754), (26538, 760485), (27654, 729795), (37710, 535183), (39807, 506990), (41481, 486530), (44230, 456291), (46090, 437877), (48653, 414810), (50699, 398070), (66345, 304194), (69135, 291918), (79614, 253495), (82962, 243265), (97306, 207405), (101398, 199035), (132690, 152097), (138270, 145959)]