18656744

素因数分解:

$2^3\times {\mathrm{29}}^2\times {\mathrm{47}}^1\times {\mathrm{59}}^1$

素因数の和:170

約数の個数: 48

約数和(自身を含む): 37627200

約数和(自身を除く): 18970456

約数列:

[1, 2, 4, 8, 29, 47, 58, 59, 94, 116, 118, 188, 232, 236, 376, 472, 841, 1363, 1682, 1711, 2726, 2773, 3364, 3422, 5452, 5546, 6728, 6844, 10904, 11092, 13688, 22184, 39527, 49619, 79054, 80417, 99238, 158108, 160834, 198476, 316216, 321668, 396952, 643336, 2332093, 4664186, 9328372, 18656744]

約数ペア:

[(1, 18656744), (2, 9328372), (4, 4664186), (8, 2332093), (29, 643336), (47, 396952), (58, 321668), (59, 316216), (94, 198476), (116, 160834), (118, 158108), (188, 99238), (232, 80417), (236, 79054), (376, 49619), (472, 39527), (841, 22184), (1363, 13688), (1682, 11092), (1711, 10904), (2726, 6844), (2773, 6728), (3364, 5546), (3422, 5452)]