20121192964

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{883}}^1$

素因数の和:1121

約数の個数: 96

約数和(自身を含む): 38922024960

約数和(自身を除く): 18800831996

約数列:

[1, 2, 4, 19, 38, 41, 71, 76, 82, 103, 142, 164, 206, 284, 412, 779, 883, 1349, 1558, 1766, 1957, 2698, 2911, 3116, 3532, 3914, 4223, 5396, 5822, 7313, 7828, 8446, 11644, 14626, 16777, 16892, 29252, 33554, 36203, 55309, 62693, 67108, 72406, 80237, 90949, 110618, 125386, 138947, 144812, 160474, 181898, 221236, 250772, 277894, 299833, 320948, 363796, 555788, 599666, 687857, 1191167, 1199332, 1375714, 1728031, 2382334, 2570413, 2751428, 3456062, 3728909, 4764668, 5140826, 5696827, 6457379, 6912124, 7457818, 10281652, 11393654, 12914758, 14915636, 22787308, 25829516, 48837847, 70849271, 97675694, 122690201, 141698542, 195351388, 245380402, 264752539, 283397084, 490760804, 529505078, 1059010156, 5030298241, 10060596482, 20121192964]

約数ペア:

[(1, 20121192964), (2, 10060596482), (4, 5030298241), (19, 1059010156), (38, 529505078), (41, 490760804), (71, 283397084), (76, 264752539), (82, 245380402), (103, 195351388), (142, 141698542), (164, 122690201), (206, 97675694), (284, 70849271), (412, 48837847), (779, 25829516), (883, 22787308), (1349, 14915636), (1558, 12914758), (1766, 11393654), (1957, 10281652), (2698, 7457818), (2911, 6912124), (3116, 6457379), (3532, 5696827), (3914, 5140826), (4223, 4764668), (5396, 3728909), (5822, 3456062), (7313, 2751428), (7828, 2570413), (8446, 2382334), (11644, 1728031), (14626, 1375714), (16777, 1199332), (16892, 1191167), (29252, 687857), (33554, 599666), (36203, 555788), (55309, 363796), (62693, 320948), (67108, 299833), (72406, 277894), (80237, 250772), (90949, 221236), (110618, 181898), (125386, 160474), (138947, 144812)]