20123642504

素因数分解:

$2^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{69899}}^1$

素因数の和:70062

約数の個数: 64

約数和(自身を含む): 44389296000

約数和(自身を除く): 24265653496

約数列:

[1, 2, 4, 7, 8, 14, 28, 53, 56, 97, 106, 194, 212, 371, 388, 424, 679, 742, 776, 1358, 1484, 2716, 2968, 5141, 5432, 10282, 20564, 35987, 41128, 69899, 71974, 139798, 143948, 279596, 287896, 489293, 559192, 978586, 1957172, 3704647, 3914344, 6780203, 7409294, 13560406, 14818588, 25932529, 27120812, 29637176, 47461421, 51865058, 54241624, 94922842, 103730116, 189845684, 207460232, 359350759, 379691368, 718701518, 1437403036, 2515455313, 2874806072, 5030910626, 10061821252, 20123642504]

約数ペア:

[(1, 20123642504), (2, 10061821252), (4, 5030910626), (7, 2874806072), (8, 2515455313), (14, 1437403036), (28, 718701518), (53, 379691368), (56, 359350759), (97, 207460232), (106, 189845684), (194, 103730116), (212, 94922842), (371, 54241624), (388, 51865058), (424, 47461421), (679, 29637176), (742, 27120812), (776, 25932529), (1358, 14818588), (1484, 13560406), (2716, 7409294), (2968, 6780203), (5141, 3914344), (5432, 3704647), (10282, 1957172), (20564, 978586), (35987, 559192), (41128, 489293), (69899, 287896), (71974, 279596), (139798, 143948)]