17722890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{1031}}^1$

素因数の和:1235

約数の個数: 48

約数和(自身を含む): 46365696

約数和(自身を除く): 28642806

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 191, 382, 573, 955, 1031, 1146, 1719, 1910, 2062, 2865, 3093, 3438, 5155, 5730, 6186, 8595, 9279, 10310, 15465, 17190, 18558, 30930, 46395, 92790, 196921, 393842, 590763, 984605, 1181526, 1772289, 1969210, 2953815, 3544578, 5907630, 8861445, 17722890]

約数ペア:

[(1, 17722890), (2, 8861445), (3, 5907630), (5, 3544578), (6, 2953815), (9, 1969210), (10, 1772289), (15, 1181526), (18, 984605), (30, 590763), (45, 393842), (90, 196921), (191, 92790), (382, 46395), (573, 30930), (955, 18558), (1031, 17190), (1146, 15465), (1719, 10310), (1910, 9279), (2062, 8595), (2865, 6186), (3093, 5730), (3438, 5155)]