18521290

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{251}}^1$

素因数の和:462

約数の個数: 32

約数和(自身を含む): 34401024

約数和(自身を除く): 15879734

約数列:

[1, 2, 5, 10, 47, 94, 157, 235, 251, 314, 470, 502, 785, 1255, 1570, 2510, 7379, 11797, 14758, 23594, 36895, 39407, 58985, 73790, 78814, 117970, 197035, 394070, 1852129, 3704258, 9260645, 18521290]

約数ペア:

[(1, 18521290), (2, 9260645), (5, 3704258), (10, 1852129), (47, 394070), (94, 197035), (157, 117970), (235, 78814), (251, 73790), (314, 58985), (470, 39407), (502, 36895), (785, 23594), (1255, 14758), (1570, 11797), (2510, 7379)]