17804988

素因数分解:

$2^2\times 3^3\times {\mathrm{41}}^1\times {\mathrm{4021}}^1$

素因数の和:4075

約数の個数: 48

約数和(自身を含む): 47298720

約数和(自身を除く): 29493732

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 41, 54, 82, 108, 123, 164, 246, 369, 492, 738, 1107, 1476, 2214, 4021, 4428, 8042, 12063, 16084, 24126, 36189, 48252, 72378, 108567, 144756, 164861, 217134, 329722, 434268, 494583, 659444, 989166, 1483749, 1978332, 2967498, 4451247, 5934996, 8902494, 17804988]

約数ペア:

[(1, 17804988), (2, 8902494), (3, 5934996), (4, 4451247), (6, 2967498), (9, 1978332), (12, 1483749), (18, 989166), (27, 659444), (36, 494583), (41, 434268), (54, 329722), (82, 217134), (108, 164861), (123, 144756), (164, 108567), (246, 72378), (369, 48252), (492, 36189), (738, 24126), (1107, 16084), (1476, 12063), (2214, 8042), (4021, 4428)]