18815970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{577}}^1\times {\mathrm{1087}}^1$

素因数の和:1674

約数の個数: 32

約数和(自身を含む): 45278208

約数和(自身を除く): 26462238

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 577, 1087, 1154, 1731, 2174, 2885, 3261, 3462, 5435, 5770, 6522, 8655, 10870, 16305, 17310, 32610, 627199, 1254398, 1881597, 3135995, 3763194, 6271990, 9407985, 18815970]

約数ペア:

[(1, 18815970), (2, 9407985), (3, 6271990), (5, 3763194), (6, 3135995), (10, 1881597), (15, 1254398), (30, 627199), (577, 32610), (1087, 17310), (1154, 16305), (1731, 10870), (2174, 8655), (2885, 6522), (3261, 5770), (3462, 5435)]