18976776

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{8689}}^1$

素因数の和:8718

約数の個数: 64

約数和(自身を含む): 58396800

約数和(自身を除く): 39420024

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 52, 56, 78, 84, 91, 104, 156, 168, 182, 273, 312, 364, 546, 728, 1092, 2184, 8689, 17378, 26067, 34756, 52134, 60823, 69512, 104268, 112957, 121646, 182469, 208536, 225914, 243292, 338871, 364938, 451828, 486584, 677742, 729876, 790699, 903656, 1355484, 1459752, 1581398, 2372097, 2710968, 3162796, 4744194, 6325592, 9488388, 18976776]

約数ペア:

[(1, 18976776), (2, 9488388), (3, 6325592), (4, 4744194), (6, 3162796), (7, 2710968), (8, 2372097), (12, 1581398), (13, 1459752), (14, 1355484), (21, 903656), (24, 790699), (26, 729876), (28, 677742), (39, 486584), (42, 451828), (52, 364938), (56, 338871), (78, 243292), (84, 225914), (91, 208536), (104, 182469), (156, 121646), (168, 112957), (182, 104268), (273, 69512), (312, 60823), (364, 52134), (546, 34756), (728, 26067), (1092, 17378), (2184, 8689)]