18772884

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^1\times {\mathrm{4457}}^1$

素因数の和:4486

約数の個数: 60

約数和(自身を含む): 52862964

約数和(自身を除く): 34090080

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 81, 108, 117, 156, 162, 234, 324, 351, 468, 702, 1053, 1404, 2106, 4212, 4457, 8914, 13371, 17828, 26742, 40113, 53484, 57941, 80226, 115882, 120339, 160452, 173823, 231764, 240678, 347646, 361017, 481356, 521469, 695292, 722034, 1042938, 1444068, 1564407, 2085876, 3128814, 4693221, 6257628, 9386442, 18772884]

約数ペア:

[(1, 18772884), (2, 9386442), (3, 6257628), (4, 4693221), (6, 3128814), (9, 2085876), (12, 1564407), (13, 1444068), (18, 1042938), (26, 722034), (27, 695292), (36, 521469), (39, 481356), (52, 361017), (54, 347646), (78, 240678), (81, 231764), (108, 173823), (117, 160452), (156, 120339), (162, 115882), (234, 80226), (324, 57941), (351, 53484), (468, 40113), (702, 26742), (1053, 17828), (1404, 13371), (2106, 8914), (4212, 4457)]