16740490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{983}}^1$

素因数の和:1134

約数の個数: 32

約数和(自身を含む): 32731776

約数和(自身を除く): 15991286

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 131, 262, 655, 983, 1310, 1703, 1966, 3406, 4915, 8515, 9830, 12779, 17030, 25558, 63895, 127790, 128773, 257546, 643865, 1287730, 1674049, 3348098, 8370245, 16740490]

約数ペア:

[(1, 16740490), (2, 8370245), (5, 3348098), (10, 1674049), (13, 1287730), (26, 643865), (65, 257546), (130, 128773), (131, 127790), (262, 63895), (655, 25558), (983, 17030), (1310, 12779), (1703, 9830), (1966, 8515), (3406, 4915)]