18810976

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{229}}^1$

素因数の和:407

約数の個数: 48

約数和(自身を含む): 39644640

約数和(自身を除く): 20833664

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 151, 229, 272, 302, 458, 544, 604, 916, 1208, 1832, 2416, 2567, 3664, 3893, 4832, 5134, 7328, 7786, 10268, 15572, 20536, 31144, 34579, 41072, 62288, 69158, 82144, 124576, 138316, 276632, 553264, 587843, 1106528, 1175686, 2351372, 4702744, 9405488, 18810976]

約数ペア:

[(1, 18810976), (2, 9405488), (4, 4702744), (8, 2351372), (16, 1175686), (17, 1106528), (32, 587843), (34, 553264), (68, 276632), (136, 138316), (151, 124576), (229, 82144), (272, 69158), (302, 62288), (458, 41072), (544, 34579), (604, 31144), (916, 20536), (1208, 15572), (1832, 10268), (2416, 7786), (2567, 7328), (3664, 5134), (3893, 4832)]