20565396894

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{73643}}^1$

素因数の和:73825

約数の個数: 64

約数和(自身を含む): 48216199680

約数和(自身を除く): 27650802786

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 61, 109, 122, 183, 218, 327, 366, 427, 654, 763, 854, 1281, 1526, 2289, 2562, 4578, 6649, 13298, 19947, 39894, 46543, 73643, 93086, 139629, 147286, 220929, 279258, 441858, 515501, 1031002, 1546503, 3093006, 4492223, 8027087, 8984446, 13476669, 16054174, 24081261, 26953338, 31445561, 48162522, 56189609, 62891122, 94336683, 112379218, 168568827, 188673366, 337137654, 489652307, 979304614, 1468956921, 2937913842, 3427566149, 6855132298, 10282698447, 20565396894]

約数ペア:

[(1, 20565396894), (2, 10282698447), (3, 6855132298), (6, 3427566149), (7, 2937913842), (14, 1468956921), (21, 979304614), (42, 489652307), (61, 337137654), (109, 188673366), (122, 168568827), (183, 112379218), (218, 94336683), (327, 62891122), (366, 56189609), (427, 48162522), (654, 31445561), (763, 26953338), (854, 24081261), (1281, 16054174), (1526, 13476669), (2289, 8984446), (2562, 8027087), (4578, 4492223), (6649, 3093006), (13298, 1546503), (19947, 1031002), (39894, 515501), (46543, 441858), (73643, 279258), (93086, 220929), (139629, 147286)]