18521670

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1579}}^1$

素因数の和:1629

約数の個数: 64

約数和(自身を含む): 49144320

約数和(自身を除く): 30622650

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 23, 30, 34, 46, 51, 69, 85, 102, 115, 138, 170, 230, 255, 345, 391, 510, 690, 782, 1173, 1579, 1955, 2346, 3158, 3910, 4737, 5865, 7895, 9474, 11730, 15790, 23685, 26843, 36317, 47370, 53686, 72634, 80529, 108951, 134215, 161058, 181585, 217902, 268430, 363170, 402645, 544755, 617389, 805290, 1089510, 1234778, 1852167, 3086945, 3704334, 6173890, 9260835, 18521670]

約数ペア:

[(1, 18521670), (2, 9260835), (3, 6173890), (5, 3704334), (6, 3086945), (10, 1852167), (15, 1234778), (17, 1089510), (23, 805290), (30, 617389), (34, 544755), (46, 402645), (51, 363170), (69, 268430), (85, 217902), (102, 181585), (115, 161058), (138, 134215), (170, 108951), (230, 80529), (255, 72634), (345, 53686), (391, 47370), (510, 36317), (690, 26843), (782, 23685), (1173, 15790), (1579, 11730), (1955, 9474), (2346, 7895), (3158, 5865), (3910, 4737)]