18390930

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{21139}}^1$

素因数の和:21178

約数の個数: 32

約数和(自身を含む): 45662400

約数和(自身を除く): 27271470

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 87, 145, 174, 290, 435, 870, 21139, 42278, 63417, 105695, 126834, 211390, 317085, 613031, 634170, 1226062, 1839093, 3065155, 3678186, 6130310, 9195465, 18390930]

約数ペア:

[(1, 18390930), (2, 9195465), (3, 6130310), (5, 3678186), (6, 3065155), (10, 1839093), (15, 1226062), (29, 634170), (30, 613031), (58, 317085), (87, 211390), (145, 126834), (174, 105695), (290, 63417), (435, 42278), (870, 21139)]