18839360

素因数分解:

$2^6\times 5^1\times {\mathrm{113}}^1\times {\mathrm{521}}^1$

素因数の和:651

約数の個数: 56

約数和(自身を含む): 45345096

約数和(自身を除く): 26505736

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 113, 160, 226, 320, 452, 521, 565, 904, 1042, 1130, 1808, 2084, 2260, 2605, 3616, 4168, 4520, 5210, 7232, 8336, 9040, 10420, 16672, 18080, 20840, 33344, 36160, 41680, 58873, 83360, 117746, 166720, 235492, 294365, 470984, 588730, 941968, 1177460, 1883936, 2354920, 3767872, 4709840, 9419680, 18839360]

約数ペア:

[(1, 18839360), (2, 9419680), (4, 4709840), (5, 3767872), (8, 2354920), (10, 1883936), (16, 1177460), (20, 941968), (32, 588730), (40, 470984), (64, 294365), (80, 235492), (113, 166720), (160, 117746), (226, 83360), (320, 58873), (452, 41680), (521, 36160), (565, 33344), (904, 20840), (1042, 18080), (1130, 16672), (1808, 10420), (2084, 9040), (2260, 8336), (2605, 7232), (3616, 5210), (4168, 4520)]