18903720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{14321}}^1$

素因数の和:14346

約数の個数: 64

約数和(自身を含む): 61871040

約数和(自身を除く): 42967320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 14321, 28642, 42963, 57284, 71605, 85926, 114568, 143210, 157531, 171852, 214815, 286420, 315062, 343704, 429630, 472593, 572840, 630124, 787655, 859260, 945186, 1260248, 1575310, 1718520, 1890372, 2362965, 3150620, 3780744, 4725930, 6301240, 9451860, 18903720]

約数ペア:

[(1, 18903720), (2, 9451860), (3, 6301240), (4, 4725930), (5, 3780744), (6, 3150620), (8, 2362965), (10, 1890372), (11, 1718520), (12, 1575310), (15, 1260248), (20, 945186), (22, 859260), (24, 787655), (30, 630124), (33, 572840), (40, 472593), (44, 429630), (55, 343704), (60, 315062), (66, 286420), (88, 214815), (110, 171852), (120, 157531), (132, 143210), (165, 114568), (220, 85926), (264, 71605), (330, 57284), (440, 42963), (660, 28642), (1320, 14321)]