18221970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{46723}}^1$

素因数の和:46746

約数の個数: 32

約数和(自身を含む): 47097792

約数和(自身を除く): 28875822

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 46723, 93446, 140169, 233615, 280338, 467230, 607399, 700845, 1214798, 1401690, 1822197, 3036995, 3644394, 6073990, 9110985, 18221970]

約数ペア:

[(1, 18221970), (2, 9110985), (3, 6073990), (5, 3644394), (6, 3036995), (10, 1822197), (13, 1401690), (15, 1214798), (26, 700845), (30, 607399), (39, 467230), (65, 280338), (78, 233615), (130, 140169), (195, 93446), (390, 46723)]