19301208

素因数分解:

$2^3\times 3^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{241}}^1$

素因数の和:368

約数の個数: 64

約数和(自身を含む): 50181120

約数和(自身を除く): 30879912

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 47, 71, 94, 141, 142, 188, 213, 241, 282, 284, 376, 426, 482, 564, 568, 723, 852, 964, 1128, 1446, 1704, 1928, 2892, 3337, 5784, 6674, 10011, 11327, 13348, 17111, 20022, 22654, 26696, 33981, 34222, 40044, 45308, 51333, 67962, 68444, 80088, 90616, 102666, 135924, 136888, 205332, 271848, 410664, 804217, 1608434, 2412651, 3216868, 4825302, 6433736, 9650604, 19301208]

約数ペア:

[(1, 19301208), (2, 9650604), (3, 6433736), (4, 4825302), (6, 3216868), (8, 2412651), (12, 1608434), (24, 804217), (47, 410664), (71, 271848), (94, 205332), (141, 136888), (142, 135924), (188, 102666), (213, 90616), (241, 80088), (282, 68444), (284, 67962), (376, 51333), (426, 45308), (482, 40044), (564, 34222), (568, 33981), (723, 26696), (852, 22654), (964, 20022), (1128, 17111), (1446, 13348), (1704, 11327), (1928, 10011), (2892, 6674), (3337, 5784)]