1921842010

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{19391}}^1$

素因数の和:19479

約数の個数: 64

約数和(自身を含む): 4071389184

約数和(自身を除く): 2149547174

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 53, 55, 85, 106, 110, 170, 187, 265, 374, 530, 583, 901, 935, 1166, 1802, 1870, 2915, 4505, 5830, 9010, 9911, 19391, 19822, 38782, 49555, 96955, 99110, 193910, 213301, 329647, 426602, 659294, 1027723, 1066505, 1648235, 2055446, 2133010, 3296470, 3626117, 5138615, 7252234, 10277230, 11304953, 17471291, 18130585, 22609906, 34942582, 36261170, 56524765, 87356455, 113049530, 174712910, 192184201, 384368402, 960921005, 1921842010]

約数ペア:

[(1, 1921842010), (2, 960921005), (5, 384368402), (10, 192184201), (11, 174712910), (17, 113049530), (22, 87356455), (34, 56524765), (53, 36261170), (55, 34942582), (85, 22609906), (106, 18130585), (110, 17471291), (170, 11304953), (187, 10277230), (265, 7252234), (374, 5138615), (530, 3626117), (583, 3296470), (901, 2133010), (935, 2055446), (1166, 1648235), (1802, 1066505), (1870, 1027723), (2915, 659294), (4505, 426602), (5830, 329647), (9010, 213301), (9911, 193910), (19391, 99110), (19822, 96955), (38782, 49555)]