20170952

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{113}}^1\times {\mathrm{421}}^1$

素因数の和:593

約数の個数: 32

約数和(自身を含む): 38967480

約数和(自身を除く): 18796528

約数列:

[1, 2, 4, 8, 53, 106, 113, 212, 226, 421, 424, 452, 842, 904, 1684, 3368, 5989, 11978, 22313, 23956, 44626, 47573, 47912, 89252, 95146, 178504, 190292, 380584, 2521369, 5042738, 10085476, 20170952]

約数ペア:

[(1, 20170952), (2, 10085476), (4, 5042738), (8, 2521369), (53, 380584), (106, 190292), (113, 178504), (212, 95146), (226, 89252), (421, 47912), (424, 47573), (452, 44626), (842, 23956), (904, 22313), (1684, 11978), (3368, 5989)]