18857610

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{751}}^1$

素因数の和:801

約数の個数: 80

約数和(自身を含む): 52411392

約数和(自身を除く): 33553782

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 31, 45, 54, 62, 81, 90, 93, 135, 155, 162, 186, 270, 279, 310, 405, 465, 558, 751, 810, 837, 930, 1395, 1502, 1674, 2253, 2511, 2790, 3755, 4185, 4506, 5022, 6759, 7510, 8370, 11265, 12555, 13518, 20277, 22530, 23281, 25110, 33795, 40554, 46562, 60831, 67590, 69843, 101385, 116405, 121662, 139686, 202770, 209529, 232810, 304155, 349215, 419058, 608310, 628587, 698430, 1047645, 1257174, 1885761, 2095290, 3142935, 3771522, 6285870, 9428805, 18857610]

約数ペア:

[(1, 18857610), (2, 9428805), (3, 6285870), (5, 3771522), (6, 3142935), (9, 2095290), (10, 1885761), (15, 1257174), (18, 1047645), (27, 698430), (30, 628587), (31, 608310), (45, 419058), (54, 349215), (62, 304155), (81, 232810), (90, 209529), (93, 202770), (135, 139686), (155, 121662), (162, 116405), (186, 101385), (270, 69843), (279, 67590), (310, 60831), (405, 46562), (465, 40554), (558, 33795), (751, 25110), (810, 23281), (837, 22530), (930, 20277), (1395, 13518), (1502, 12555), (1674, 11265), (2253, 8370), (2511, 7510), (2790, 6759), (3755, 5022), (4185, 4506)]