20173551704

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{269}}^1\times {\mathrm{5059}}^1$

素因数の和:5460

約数の個数: 64

約数和(自身を含む): 40576140000

約数和(自身を除く): 20402588296

約数列:

[1, 2, 4, 8, 17, 34, 68, 109, 136, 218, 269, 436, 538, 872, 1076, 1853, 2152, 3706, 4573, 5059, 7412, 9146, 10118, 14824, 18292, 20236, 29321, 36584, 40472, 58642, 86003, 117284, 172006, 234568, 344012, 498457, 551431, 688024, 996914, 1102862, 1360871, 1993828, 2205724, 2721742, 3987656, 4411448, 5443484, 9374327, 10886968, 18748654, 23134807, 37497308, 46269614, 74994616, 92539228, 148334939, 185078456, 296669878, 593339756, 1186679512, 2521693963, 5043387926, 10086775852, 20173551704]

約数ペア:

[(1, 20173551704), (2, 10086775852), (4, 5043387926), (8, 2521693963), (17, 1186679512), (34, 593339756), (68, 296669878), (109, 185078456), (136, 148334939), (218, 92539228), (269, 74994616), (436, 46269614), (538, 37497308), (872, 23134807), (1076, 18748654), (1853, 10886968), (2152, 9374327), (3706, 5443484), (4573, 4411448), (5059, 3987656), (7412, 2721742), (9146, 2205724), (10118, 1993828), (14824, 1360871), (18292, 1102862), (20236, 996914), (29321, 688024), (36584, 551431), (40472, 498457), (58642, 344012), (86003, 234568), (117284, 172006)]