20171692788

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{54721}}^1$

素因数の和:54897

約数の個数: 96

約数和(自身を含む): 54056580480

約数和(自身を除く): 33884887692

約数列:

[1, 2, 3, 4, 6, 12, 13, 17, 26, 34, 39, 51, 52, 68, 78, 102, 139, 156, 204, 221, 278, 417, 442, 556, 663, 834, 884, 1326, 1668, 1807, 2363, 2652, 3614, 4726, 5421, 7089, 7228, 9452, 10842, 14178, 21684, 28356, 30719, 54721, 61438, 92157, 109442, 122876, 164163, 184314, 218884, 328326, 368628, 656652, 711373, 930257, 1422746, 1860514, 2134119, 2790771, 2845492, 3721028, 4268238, 5581542, 7606219, 8536476, 11163084, 12093341, 15212438, 22818657, 24186682, 30424876, 36280023, 45637314, 48373364, 72560046, 91274628, 98880847, 129305723, 145120092, 197761694, 258611446, 296642541, 387917169, 395523388, 517222892, 593285082, 775834338, 1186570164, 1551668676, 1680974399, 3361948798, 5042923197, 6723897596, 10085846394, 20171692788]

約数ペア:

[(1, 20171692788), (2, 10085846394), (3, 6723897596), (4, 5042923197), (6, 3361948798), (12, 1680974399), (13, 1551668676), (17, 1186570164), (26, 775834338), (34, 593285082), (39, 517222892), (51, 395523388), (52, 387917169), (68, 296642541), (78, 258611446), (102, 197761694), (139, 145120092), (156, 129305723), (204, 98880847), (221, 91274628), (278, 72560046), (417, 48373364), (442, 45637314), (556, 36280023), (663, 30424876), (834, 24186682), (884, 22818657), (1326, 15212438), (1668, 12093341), (1807, 11163084), (2363, 8536476), (2652, 7606219), (3614, 5581542), (4726, 4268238), (5421, 3721028), (7089, 2845492), (7228, 2790771), (9452, 2134119), (10842, 1860514), (14178, 1422746), (21684, 930257), (28356, 711373), (30719, 656652), (54721, 368628), (61438, 328326), (92157, 218884), (109442, 184314), (122876, 164163)]