19005755990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{896921}}^1$

素因数の和:897104

約数の個数: 32

約数和(自身を含む): 37067992416

約数和(自身を除く): 18062236426

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 163, 326, 815, 1630, 2119, 4238, 10595, 21190, 896921, 1793842, 4484605, 8969210, 11659973, 23319946, 58299865, 116599730, 146198123, 292396246, 730990615, 1461981230, 1900575599, 3801151198, 9502877995, 19005755990]

約数ペア:

[(1, 19005755990), (2, 9502877995), (5, 3801151198), (10, 1900575599), (13, 1461981230), (26, 730990615), (65, 292396246), (130, 146198123), (163, 116599730), (326, 58299865), (815, 23319946), (1630, 11659973), (2119, 8969210), (4238, 4484605), (10595, 1793842), (21190, 896921)]