19638230

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{331}}^1\times {\mathrm{349}}^1$

素因数の和:704

約数の個数: 32

約数和(自身を含む): 37648800

約数和(自身を除く): 18010570

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 331, 349, 662, 698, 1655, 1745, 3310, 3490, 5627, 5933, 11254, 11866, 28135, 29665, 56270, 59330, 115519, 231038, 577595, 1155190, 1963823, 3927646, 9819115, 19638230]

約数ペア:

[(1, 19638230), (2, 9819115), (5, 3927646), (10, 1963823), (17, 1155190), (34, 577595), (85, 231038), (170, 115519), (331, 59330), (349, 56270), (662, 29665), (698, 28135), (1655, 11866), (1745, 11254), (3310, 5933), (3490, 5627)]