19671736

素因数分解:

$2^3\times 7^3\times {\mathrm{67}}^1\times {\mathrm{107}}^1$

素因数の和:201

約数の個数: 64

約数和(自身を含む): 44064000

約数和(自身を除く): 24392264

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 67, 98, 107, 134, 196, 214, 268, 343, 392, 428, 469, 536, 686, 749, 856, 938, 1372, 1498, 1876, 2744, 2996, 3283, 3752, 5243, 5992, 6566, 7169, 10486, 13132, 14338, 20972, 22981, 26264, 28676, 36701, 41944, 45962, 50183, 57352, 73402, 91924, 100366, 146804, 183848, 200732, 293608, 351281, 401464, 702562, 1405124, 2458967, 2810248, 4917934, 9835868, 19671736]

約数ペア:

[(1, 19671736), (2, 9835868), (4, 4917934), (7, 2810248), (8, 2458967), (14, 1405124), (28, 702562), (49, 401464), (56, 351281), (67, 293608), (98, 200732), (107, 183848), (134, 146804), (196, 100366), (214, 91924), (268, 73402), (343, 57352), (392, 50183), (428, 45962), (469, 41944), (536, 36701), (686, 28676), (749, 26264), (856, 22981), (938, 20972), (1372, 14338), (1498, 13132), (1876, 10486), (2744, 7169), (2996, 6566), (3283, 5992), (3752, 5243)]