19756490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{1831}}^1$

素因数の和:1934

約数の個数: 32

約数和(自身を含む): 38779776

約数和(自身を除く): 19023286

約数列:

[1, 2, 5, 10, 13, 26, 65, 83, 130, 166, 415, 830, 1079, 1831, 2158, 3662, 5395, 9155, 10790, 18310, 23803, 47606, 119015, 151973, 238030, 303946, 759865, 1519730, 1975649, 3951298, 9878245, 19756490]

約数ペア:

[(1, 19756490), (2, 9878245), (5, 3951298), (10, 1975649), (13, 1519730), (26, 759865), (65, 303946), (83, 238030), (130, 151973), (166, 119015), (415, 47606), (830, 23803), (1079, 18310), (1831, 10790), (2158, 9155), (3662, 5395)]