20921963922

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{239}}^1\times {\mathrm{2659}}^1$

素因数の和:2996

約数の個数: 96

約数和(自身を含む): 47803392000

約数和(自身を除く): 26881428078

約数列:

[1, 2, 3, 6, 9, 18, 31, 59, 62, 93, 118, 177, 186, 239, 279, 354, 478, 531, 558, 717, 1062, 1434, 1829, 2151, 2659, 3658, 4302, 5318, 5487, 7409, 7977, 10974, 14101, 14818, 15954, 16461, 22227, 23931, 28202, 32922, 42303, 44454, 47862, 66681, 82429, 84606, 126909, 133362, 156881, 164858, 247287, 253818, 313762, 437131, 470643, 494574, 635501, 741861, 874262, 941286, 1271002, 1311393, 1411929, 1483722, 1906503, 2622786, 2823858, 3813006, 3934179, 4863311, 5719509, 7868358, 9726622, 11439018, 14589933, 19700531, 29179866, 37494559, 39401062, 43769799, 59101593, 74989118, 87539598, 112483677, 118203186, 177304779, 224967354, 337451031, 354609558, 674902062, 1162331329, 2324662658, 3486993987, 6973987974, 10460981961, 20921963922]

約数ペア:

[(1, 20921963922), (2, 10460981961), (3, 6973987974), (6, 3486993987), (9, 2324662658), (18, 1162331329), (31, 674902062), (59, 354609558), (62, 337451031), (93, 224967354), (118, 177304779), (177, 118203186), (186, 112483677), (239, 87539598), (279, 74989118), (354, 59101593), (478, 43769799), (531, 39401062), (558, 37494559), (717, 29179866), (1062, 19700531), (1434, 14589933), (1829, 11439018), (2151, 9726622), (2659, 7868358), (3658, 5719509), (4302, 4863311), (5318, 3934179), (5487, 3813006), (7409, 2823858), (7977, 2622786), (10974, 1906503), (14101, 1483722), (14818, 1411929), (15954, 1311393), (16461, 1271002), (22227, 941286), (23931, 874262), (28202, 741861), (32922, 635501), (42303, 494574), (44454, 470643), (47862, 437131), (66681, 313762), (82429, 253818), (84606, 247287), (126909, 164858), (133362, 156881)]