1619664688

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{1229}}^1\times {\mathrm{2657}}^1$

素因数の和:3925

約数の個数: 40

約数和(自身を含む): 3243185280

約数和(自身を除く): 1623520592

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 1229, 2458, 2657, 4916, 5314, 9832, 10628, 19664, 21256, 38099, 42512, 76198, 82367, 152396, 164734, 304792, 329468, 609584, 658936, 1317872, 3265453, 6530906, 13061812, 26123624, 52247248, 101229043, 202458086, 404916172, 809832344, 1619664688]

約数ペア:

[(1, 1619664688), (2, 809832344), (4, 404916172), (8, 202458086), (16, 101229043), (31, 52247248), (62, 26123624), (124, 13061812), (248, 6530906), (496, 3265453), (1229, 1317872), (2458, 658936), (2657, 609584), (4916, 329468), (5314, 304792), (9832, 164734), (10628, 152396), (19664, 82367), (21256, 76198), (38099, 42512)]