19831100

素因数分解:

$2^2\times 5^2\times {\mathrm{61}}^1\times {\mathrm{3251}}^1$

素因数の和:3326

約数の個数: 36

約数和(自身を含む): 43752408

約数和(自身を除く): 23921308

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 61, 100, 122, 244, 305, 610, 1220, 1525, 3050, 3251, 6100, 6502, 13004, 16255, 32510, 65020, 81275, 162550, 198311, 325100, 396622, 793244, 991555, 1983110, 3966220, 4957775, 9915550, 19831100]

約数ペア:

[(1, 19831100), (2, 9915550), (4, 4957775), (5, 3966220), (10, 1983110), (20, 991555), (25, 793244), (50, 396622), (61, 325100), (100, 198311), (122, 162550), (244, 81275), (305, 65020), (610, 32510), (1220, 16255), (1525, 13004), (3050, 6502), (3251, 6100)]