18408031428

素因数分解:

$2^2\times 3^1\times {\mathrm{239}}^1\times {\mathrm{331}}^1\times {\mathrm{19391}}^1$

素因数の和:19968

約数の個数: 48

約数和(自身を含む): 43264327680

約数和(自身を除く): 24856296252

約数列:

[1, 2, 3, 4, 6, 12, 239, 331, 478, 662, 717, 956, 993, 1324, 1434, 1986, 2868, 3972, 19391, 38782, 58173, 77564, 79109, 116346, 158218, 232692, 237327, 316436, 474654, 949308, 4634449, 6418421, 9268898, 12836842, 13903347, 18537796, 19255263, 25673684, 27806694, 38510526, 55613388, 77021052, 1534002619, 3068005238, 4602007857, 6136010476, 9204015714, 18408031428]

約数ペア:

[(1, 18408031428), (2, 9204015714), (3, 6136010476), (4, 4602007857), (6, 3068005238), (12, 1534002619), (239, 77021052), (331, 55613388), (478, 38510526), (662, 27806694), (717, 25673684), (956, 19255263), (993, 18537796), (1324, 13903347), (1434, 12836842), (1986, 9268898), (2868, 6418421), (3972, 4634449), (19391, 949308), (38782, 474654), (58173, 316436), (77564, 237327), (79109, 232692), (116346, 158218)]