18873867712

素因数分解:

$2^6\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1831703}}^1$

素因数の和:1831745

約数の個数: 56

約数和(自身を含む): 44664270336

約数和(自身を除く): 25790402624

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 56, 64, 92, 112, 161, 184, 224, 322, 368, 448, 644, 736, 1288, 1472, 2576, 5152, 10304, 1831703, 3663406, 7326812, 12821921, 14653624, 25643842, 29307248, 42129169, 51287684, 58614496, 84258338, 102575368, 117228992, 168516676, 205150736, 294904183, 337033352, 410301472, 589808366, 674066704, 820602944, 1179616732, 1348133408, 2359233464, 2696266816, 4718466928, 9436933856, 18873867712]

約数ペア:

[(1, 18873867712), (2, 9436933856), (4, 4718466928), (7, 2696266816), (8, 2359233464), (14, 1348133408), (16, 1179616732), (23, 820602944), (28, 674066704), (32, 589808366), (46, 410301472), (56, 337033352), (64, 294904183), (92, 205150736), (112, 168516676), (161, 117228992), (184, 102575368), (224, 84258338), (322, 58614496), (368, 51287684), (448, 42129169), (644, 29307248), (736, 25643842), (1288, 14653624), (1472, 12821921), (2576, 7326812), (5152, 3663406), (10304, 1831703)]