2018635878

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{653}}^1\times {\mathrm{827}}^1$

素因数の和:1581

約数の個数: 64

約数和(自身を含む): 4678663680

約数和(自身を除く): 2660027802

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 89, 178, 267, 534, 623, 653, 827, 1246, 1306, 1654, 1869, 1959, 2481, 3738, 3918, 4571, 4962, 5789, 9142, 11578, 13713, 17367, 27426, 34734, 58117, 73603, 116234, 147206, 174351, 220809, 348702, 406819, 441618, 515221, 540031, 813638, 1030442, 1080062, 1220457, 1545663, 1620093, 2440914, 3091326, 3240186, 3780217, 7560434, 11340651, 22681302, 48062759, 96125518, 144188277, 288376554, 336439313, 672878626, 1009317939, 2018635878]

約数ペア:

[(1, 2018635878), (2, 1009317939), (3, 672878626), (6, 336439313), (7, 288376554), (14, 144188277), (21, 96125518), (42, 48062759), (89, 22681302), (178, 11340651), (267, 7560434), (534, 3780217), (623, 3240186), (653, 3091326), (827, 2440914), (1246, 1620093), (1306, 1545663), (1654, 1220457), (1869, 1080062), (1959, 1030442), (2481, 813638), (3738, 540031), (3918, 515221), (4571, 441618), (4962, 406819), (5789, 348702), (9142, 220809), (11578, 174351), (13713, 147206), (17367, 116234), (27426, 73603), (34734, 58117)]