20739968208

素因数分解:

$2^4\times 3^2\times {\mathrm{131}}^1\times {\mathrm{271}}^1\times {\mathrm{4057}}^1$

素因数の和:4473

約数の個数: 120

約数和(自身を含む): 58716468096

約数和(自身を除く): 37976499888

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 131, 144, 262, 271, 393, 524, 542, 786, 813, 1048, 1084, 1179, 1572, 1626, 2096, 2168, 2358, 2439, 3144, 3252, 4057, 4336, 4716, 4878, 6288, 6504, 8114, 9432, 9756, 12171, 13008, 16228, 18864, 19512, 24342, 32456, 35501, 36513, 39024, 48684, 64912, 71002, 73026, 97368, 106503, 142004, 146052, 194736, 213006, 284008, 292104, 319509, 426012, 531467, 568016, 584208, 639018, 852024, 1062934, 1099447, 1278036, 1594401, 1704048, 2125868, 2198894, 2556072, 3188802, 3298341, 4251736, 4397788, 4783203, 5112144, 6377604, 6596682, 8503472, 8795576, 9566406, 9895023, 12755208, 13193364, 17591152, 19132812, 19790046, 25510416, 26386728, 38265624, 39580092, 52773456, 76531248, 79160184, 144027557, 158320368, 288055114, 432082671, 576110228, 864165342, 1152220456, 1296248013, 1728330684, 2304440912, 2592496026, 3456661368, 5184992052, 6913322736, 10369984104, 20739968208]

約数ペア:

[(1, 20739968208), (2, 10369984104), (3, 6913322736), (4, 5184992052), (6, 3456661368), (8, 2592496026), (9, 2304440912), (12, 1728330684), (16, 1296248013), (18, 1152220456), (24, 864165342), (36, 576110228), (48, 432082671), (72, 288055114), (131, 158320368), (144, 144027557), (262, 79160184), (271, 76531248), (393, 52773456), (524, 39580092), (542, 38265624), (786, 26386728), (813, 25510416), (1048, 19790046), (1084, 19132812), (1179, 17591152), (1572, 13193364), (1626, 12755208), (2096, 9895023), (2168, 9566406), (2358, 8795576), (2439, 8503472), (3144, 6596682), (3252, 6377604), (4057, 5112144), (4336, 4783203), (4716, 4397788), (4878, 4251736), (6288, 3298341), (6504, 3188802), (8114, 2556072), (9432, 2198894), (9756, 2125868), (12171, 1704048), (13008, 1594401), (16228, 1278036), (18864, 1099447), (19512, 1062934), (24342, 852024), (32456, 639018), (35501, 584208), (36513, 568016), (39024, 531467), (48684, 426012), (64912, 319509), (71002, 292104), (73026, 284008), (97368, 213006), (106503, 194736), (142004, 146052)]