19071970

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1\times {\mathrm{257}}^1$

素因数の和:486

約数の個数: 32

約数和(自身を含む): 35498736

約数和(自身を除く): 16426766

約数列:

[1, 2, 5, 10, 41, 82, 181, 205, 257, 362, 410, 514, 905, 1285, 1810, 2570, 7421, 10537, 14842, 21074, 37105, 46517, 52685, 74210, 93034, 105370, 232585, 465170, 1907197, 3814394, 9535985, 19071970]

約数ペア:

[(1, 19071970), (2, 9535985), (5, 3814394), (10, 1907197), (41, 465170), (82, 232585), (181, 105370), (205, 93034), (257, 74210), (362, 52685), (410, 46517), (514, 37105), (905, 21074), (1285, 14842), (1810, 10537), (2570, 7421)]