19215198

素因数分解:

$2^1\times 3^3\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{113}}^1$

素因数の和:238

約数の個数: 64

約数和(自身を含む): 44651520

約数和(自身を除く): 25436322

約数列:

[1, 2, 3, 6, 9, 18, 27, 47, 54, 67, 94, 113, 134, 141, 201, 226, 282, 339, 402, 423, 603, 678, 846, 1017, 1206, 1269, 1809, 2034, 2538, 3051, 3149, 3618, 5311, 6102, 6298, 7571, 9447, 10622, 15142, 15933, 18894, 22713, 28341, 31866, 45426, 47799, 56682, 68139, 85023, 95598, 136278, 143397, 170046, 204417, 286794, 355837, 408834, 711674, 1067511, 2135022, 3202533, 6405066, 9607599, 19215198]

約数ペア:

[(1, 19215198), (2, 9607599), (3, 6405066), (6, 3202533), (9, 2135022), (18, 1067511), (27, 711674), (47, 408834), (54, 355837), (67, 286794), (94, 204417), (113, 170046), (134, 143397), (141, 136278), (201, 95598), (226, 85023), (282, 68139), (339, 56682), (402, 47799), (423, 45426), (603, 31866), (678, 28341), (846, 22713), (1017, 18894), (1206, 15933), (1269, 15142), (1809, 10622), (2034, 9447), (2538, 7571), (3051, 6298), (3149, 6102), (3618, 5311)]