18012228

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1$

素因数の和:201

約数の個数: 96

約数和(自身を含む): 48921600

約数和(自身を除く): 30909372

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 52, 57, 59, 76, 78, 103, 114, 118, 156, 177, 206, 228, 236, 247, 309, 354, 412, 494, 618, 708, 741, 767, 988, 1121, 1236, 1339, 1482, 1534, 1957, 2242, 2301, 2678, 2964, 3068, 3363, 3914, 4017, 4484, 4602, 5356, 5871, 6077, 6726, 7828, 8034, 9204, 11742, 12154, 13452, 14573, 16068, 18231, 23484, 24308, 25441, 29146, 36462, 43719, 50882, 58292, 72924, 76323, 79001, 87438, 101764, 115463, 152646, 158002, 174876, 230926, 237003, 305292, 316004, 346389, 461852, 474006, 692778, 948012, 1385556, 1501019, 3002038, 4503057, 6004076, 9006114, 18012228]

約数ペア:

[(1, 18012228), (2, 9006114), (3, 6004076), (4, 4503057), (6, 3002038), (12, 1501019), (13, 1385556), (19, 948012), (26, 692778), (38, 474006), (39, 461852), (52, 346389), (57, 316004), (59, 305292), (76, 237003), (78, 230926), (103, 174876), (114, 158002), (118, 152646), (156, 115463), (177, 101764), (206, 87438), (228, 79001), (236, 76323), (247, 72924), (309, 58292), (354, 50882), (412, 43719), (494, 36462), (618, 29146), (708, 25441), (741, 24308), (767, 23484), (988, 18231), (1121, 16068), (1236, 14573), (1339, 13452), (1482, 12154), (1534, 11742), (1957, 9204), (2242, 8034), (2301, 7828), (2678, 6726), (2964, 6077), (3068, 5871), (3363, 5356), (3914, 4602), (4017, 4484)]