19730204

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{7159}}^1$

素因数の和:7229

約数の個数: 24

約数和(自身を含む): 37890720

約数和(自身を除く): 18160516

約数列:

[1, 2, 4, 13, 26, 52, 53, 106, 212, 689, 1378, 2756, 7159, 14318, 28636, 93067, 186134, 372268, 379427, 758854, 1517708, 4932551, 9865102, 19730204]

約数ペア:

[(1, 19730204), (2, 9865102), (4, 4932551), (13, 1517708), (26, 758854), (52, 379427), (53, 372268), (106, 186134), (212, 93067), (689, 28636), (1378, 14318), (2756, 7159)]