20796601322

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{593}}^1\times {\mathrm{857}}^1$

素因数の和:1575

約数の個数: 64

約数和(自身を含む): 37184209920

約数和(自身を除く): 16387608598

約数列:

[1, 2, 7, 14, 37, 74, 79, 158, 259, 518, 553, 593, 857, 1106, 1186, 1714, 2923, 4151, 5846, 5999, 8302, 11998, 20461, 21941, 31709, 40922, 43882, 46847, 63418, 67703, 93694, 135406, 153587, 221963, 307174, 327929, 443926, 473921, 508201, 655858, 947842, 1016402, 1733339, 2505011, 3466678, 3557407, 5010022, 7114814, 12133373, 17535077, 18803437, 24266746, 35070154, 37606874, 40147879, 80295758, 131624059, 263248118, 281035153, 562070306, 1485471523, 2970943046, 10398300661, 20796601322]

約数ペア:

[(1, 20796601322), (2, 10398300661), (7, 2970943046), (14, 1485471523), (37, 562070306), (74, 281035153), (79, 263248118), (158, 131624059), (259, 80295758), (518, 40147879), (553, 37606874), (593, 35070154), (857, 24266746), (1106, 18803437), (1186, 17535077), (1714, 12133373), (2923, 7114814), (4151, 5010022), (5846, 3557407), (5999, 3466678), (8302, 2505011), (11998, 1733339), (20461, 1016402), (21941, 947842), (31709, 655858), (40922, 508201), (43882, 473921), (46847, 443926), (63418, 327929), (67703, 307174), (93694, 221963), (135406, 153587)]