16970980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{5021}}^1$

素因数の和:5056

約数の個数: 36

約数和(自身を含む): 38599092

約数和(自身を除く): 21628112

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 3380, 5021, 10042, 20084, 25105, 50210, 65273, 100420, 130546, 261092, 326365, 652730, 848549, 1305460, 1697098, 3394196, 4242745, 8485490, 16970980]

約数ペア:

[(1, 16970980), (2, 8485490), (4, 4242745), (5, 3394196), (10, 1697098), (13, 1305460), (20, 848549), (26, 652730), (52, 326365), (65, 261092), (130, 130546), (169, 100420), (260, 65273), (338, 50210), (676, 25105), (845, 20084), (1690, 10042), (3380, 5021)]