1638353288

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{967}}^1\times {\mathrm{1481}}^1$

素因数の和:2478

約数の個数: 64

約数和(自身を含む): 3615131520

約数和(自身を除く): 1976778232

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 286, 572, 967, 1144, 1481, 1934, 2962, 3868, 5924, 7736, 10637, 11848, 12571, 16291, 19253, 21274, 25142, 32582, 38506, 42548, 50284, 65164, 77012, 85096, 100568, 130328, 138281, 154024, 211783, 276562, 423566, 553124, 847132, 1106248, 1432127, 1694264, 2864254, 5728508, 11457016, 15753397, 18617651, 31506794, 37235302, 63013588, 74470604, 126027176, 148941208, 204794161, 409588322, 819176644, 1638353288]

約数ペア:

[(1, 1638353288), (2, 819176644), (4, 409588322), (8, 204794161), (11, 148941208), (13, 126027176), (22, 74470604), (26, 63013588), (44, 37235302), (52, 31506794), (88, 18617651), (104, 15753397), (143, 11457016), (286, 5728508), (572, 2864254), (967, 1694264), (1144, 1432127), (1481, 1106248), (1934, 847132), (2962, 553124), (3868, 423566), (5924, 276562), (7736, 211783), (10637, 154024), (11848, 138281), (12571, 130328), (16291, 100568), (19253, 85096), (21274, 77012), (25142, 65164), (32582, 50284), (38506, 42548)]