18311970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{571}}^1\times {\mathrm{1069}}^1$

素因数の和:1650

約数の個数: 32

約数和(自身を含む): 44066880

約数和(自身を除く): 25754910

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 571, 1069, 1142, 1713, 2138, 2855, 3207, 3426, 5345, 5710, 6414, 8565, 10690, 16035, 17130, 32070, 610399, 1220798, 1831197, 3051995, 3662394, 6103990, 9155985, 18311970]

約数ペア:

[(1, 18311970), (2, 9155985), (3, 6103990), (5, 3662394), (6, 3051995), (10, 1831197), (15, 1220798), (30, 610399), (571, 32070), (1069, 17130), (1142, 16035), (1713, 10690), (2138, 8565), (2855, 6414), (3207, 5710), (3426, 5345)]