19646406

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{743}}^1$

素因数の和:877

約数の個数: 48

約数和(自身を含む): 46309536

約数和(自身を除く): 26663130

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 113, 117, 226, 234, 339, 678, 743, 1017, 1469, 1486, 2034, 2229, 2938, 4407, 4458, 6687, 8814, 9659, 13221, 13374, 19318, 26442, 28977, 57954, 83959, 86931, 167918, 173862, 251877, 503754, 755631, 1091467, 1511262, 2182934, 3274401, 6548802, 9823203, 19646406]

約数ペア:

[(1, 19646406), (2, 9823203), (3, 6548802), (6, 3274401), (9, 2182934), (13, 1511262), (18, 1091467), (26, 755631), (39, 503754), (78, 251877), (113, 173862), (117, 167918), (226, 86931), (234, 83959), (339, 57954), (678, 28977), (743, 26442), (1017, 19318), (1469, 13374), (1486, 13221), (2034, 9659), (2229, 8814), (2938, 6687), (4407, 4458)]