20171909528

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{179}}^1\times {\mathrm{317}}^1\times {\mathrm{1201}}^1$

素因数の和:1740

約数の個数: 64

約数和(自身を含む): 39217413600

約数和(自身を除く): 19045504072

約数列:

[1, 2, 4, 8, 37, 74, 148, 179, 296, 317, 358, 634, 716, 1201, 1268, 1432, 2402, 2536, 4804, 6623, 9608, 11729, 13246, 23458, 26492, 44437, 46916, 52984, 56743, 88874, 93832, 113486, 177748, 214979, 226972, 355496, 380717, 429958, 453944, 761434, 859916, 1522868, 1719832, 2099491, 3045736, 4198982, 7954223, 8397964, 14086529, 15908446, 16795928, 28173058, 31816892, 56346116, 63633784, 68148343, 112692232, 136296686, 272593372, 545186744, 2521488691, 5042977382, 10085954764, 20171909528]

約数ペア:

[(1, 20171909528), (2, 10085954764), (4, 5042977382), (8, 2521488691), (37, 545186744), (74, 272593372), (148, 136296686), (179, 112692232), (296, 68148343), (317, 63633784), (358, 56346116), (634, 31816892), (716, 28173058), (1201, 16795928), (1268, 15908446), (1432, 14086529), (2402, 8397964), (2536, 7954223), (4804, 4198982), (6623, 3045736), (9608, 2099491), (11729, 1719832), (13246, 1522868), (23458, 859916), (26492, 761434), (44437, 453944), (46916, 429958), (52984, 380717), (56743, 355496), (88874, 226972), (93832, 214979), (113486, 177748)]