18294250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^2\times {\mathrm{433}}^1$

素因数の和:476

約数の個数: 48

約数和(自身を含む): 37169496

約数和(自身を除く): 18875246

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 169, 250, 325, 338, 433, 650, 845, 866, 1625, 1690, 2165, 3250, 4225, 4330, 5629, 8450, 10825, 11258, 21125, 21650, 28145, 42250, 54125, 56290, 73177, 108250, 140725, 146354, 281450, 365885, 703625, 731770, 1407250, 1829425, 3658850, 9147125, 18294250]

約数ペア:

[(1, 18294250), (2, 9147125), (5, 3658850), (10, 1829425), (13, 1407250), (25, 731770), (26, 703625), (50, 365885), (65, 281450), (125, 146354), (130, 140725), (169, 108250), (250, 73177), (325, 56290), (338, 54125), (433, 42250), (650, 28145), (845, 21650), (866, 21125), (1625, 11258), (1690, 10825), (2165, 8450), (3250, 5629), (4225, 4330)]