28638668

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{2381}}^1$

素因数の和:2513

約数の個数: 24

約数和(自身を含む): 52289664

約数和(自身を除く): 23650996

約数列:

[1, 2, 4, 31, 62, 97, 124, 194, 388, 2381, 3007, 4762, 6014, 9524, 12028, 73811, 147622, 230957, 295244, 461914, 923828, 7159667, 14319334, 28638668]

約数ペア:

[(1, 28638668), (2, 14319334), (4, 7159667), (31, 923828), (62, 461914), (97, 295244), (124, 230957), (194, 147622), (388, 73811), (2381, 12028), (3007, 9524), (4762, 6014)]