18680904

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{229}}^1$

素因数の和:355

約数の個数: 96

約数和(自身を含む): 55972800

約数和(自身を除く): 37291896

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 33, 36, 44, 66, 72, 88, 99, 103, 132, 198, 206, 229, 264, 309, 396, 412, 458, 618, 687, 792, 824, 916, 927, 1133, 1236, 1374, 1832, 1854, 2061, 2266, 2472, 2519, 2748, 3399, 3708, 4122, 4532, 5038, 5496, 6798, 7416, 7557, 8244, 9064, 10076, 10197, 13596, 15114, 16488, 20152, 20394, 22671, 23587, 27192, 30228, 40788, 45342, 47174, 60456, 70761, 81576, 90684, 94348, 141522, 181368, 188696, 212283, 259457, 283044, 424566, 518914, 566088, 778371, 849132, 1037828, 1556742, 1698264, 2075656, 2335113, 3113484, 4670226, 6226968, 9340452, 18680904]

約数ペア:

[(1, 18680904), (2, 9340452), (3, 6226968), (4, 4670226), (6, 3113484), (8, 2335113), (9, 2075656), (11, 1698264), (12, 1556742), (18, 1037828), (22, 849132), (24, 778371), (33, 566088), (36, 518914), (44, 424566), (66, 283044), (72, 259457), (88, 212283), (99, 188696), (103, 181368), (132, 141522), (198, 94348), (206, 90684), (229, 81576), (264, 70761), (309, 60456), (396, 47174), (412, 45342), (458, 40788), (618, 30228), (687, 27192), (792, 23587), (824, 22671), (916, 20394), (927, 20152), (1133, 16488), (1236, 15114), (1374, 13596), (1832, 10197), (1854, 10076), (2061, 9064), (2266, 8244), (2472, 7557), (2519, 7416), (2748, 6798), (3399, 5496), (3708, 5038), (4122, 4532)]