18852340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2339}}^1$

素因数の和:2392

約数の個数: 48

約数和(自身を含む): 44029440

約数和(自身を除く): 25177100

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 2339, 4030, 4678, 8060, 9356, 11695, 23390, 30407, 46780, 60814, 72509, 121628, 145018, 152035, 290036, 304070, 362545, 608140, 725090, 942617, 1450180, 1885234, 3770468, 4713085, 9426170, 18852340]

約数ペア:

[(1, 18852340), (2, 9426170), (4, 4713085), (5, 3770468), (10, 1885234), (13, 1450180), (20, 942617), (26, 725090), (31, 608140), (52, 362545), (62, 304070), (65, 290036), (124, 152035), (130, 145018), (155, 121628), (260, 72509), (310, 60814), (403, 46780), (620, 30407), (806, 23390), (1612, 11695), (2015, 9356), (2339, 8060), (4030, 4678)]