1901490618

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{1033}}^1$

素因数の和:1287

約数の個数: 64

約数和(自身を含む): 4020192000

約数和(自身を除く): 2118701382

約数列:

[1, 2, 3, 6, 29, 58, 71, 87, 142, 149, 174, 213, 298, 426, 447, 894, 1033, 2059, 2066, 3099, 4118, 4321, 6177, 6198, 8642, 10579, 12354, 12963, 21158, 25926, 29957, 31737, 59914, 63474, 73343, 89871, 146686, 153917, 179742, 220029, 306791, 307834, 440058, 461751, 613582, 920373, 923502, 1840746, 2126947, 4253894, 4463593, 6380841, 8927186, 10928107, 12761682, 13390779, 21856214, 26781558, 32784321, 65568642, 316915103, 633830206, 950745309, 1901490618]

約数ペア:

[(1, 1901490618), (2, 950745309), (3, 633830206), (6, 316915103), (29, 65568642), (58, 32784321), (71, 26781558), (87, 21856214), (142, 13390779), (149, 12761682), (174, 10928107), (213, 8927186), (298, 6380841), (426, 4463593), (447, 4253894), (894, 2126947), (1033, 1840746), (2059, 923502), (2066, 920373), (3099, 613582), (4118, 461751), (4321, 440058), (6177, 307834), (6198, 306791), (8642, 220029), (10579, 179742), (12354, 153917), (12963, 146686), (21158, 89871), (25926, 73343), (29957, 63474), (31737, 59914)]