16991970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{19531}}^1$

素因数の和:19570

約数の個数: 32

約数和(自身を含む): 42189120

約数和(自身を除く): 25197150

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 87, 145, 174, 290, 435, 870, 19531, 39062, 58593, 97655, 117186, 195310, 292965, 566399, 585930, 1132798, 1699197, 2831995, 3398394, 5663990, 8495985, 16991970]

約数ペア:

[(1, 16991970), (2, 8495985), (3, 5663990), (5, 3398394), (6, 2831995), (10, 1699197), (15, 1132798), (29, 585930), (30, 566399), (58, 292965), (87, 195310), (145, 117186), (174, 97655), (290, 58593), (435, 39062), (870, 19531)]