19691319438

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{499}}^1\times {\mathrm{44741}}^1$

素因数の和:45262

約数の個数: 72

約数和(自身を含む): 49730733000

約数和(自身を除く): 30039413562

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 294, 441, 499, 882, 998, 1497, 2994, 3493, 4491, 6986, 8982, 10479, 20958, 24451, 31437, 44741, 48902, 62874, 73353, 89482, 134223, 146706, 220059, 268446, 313187, 402669, 440118, 626374, 805338, 939561, 1879122, 2192309, 2818683, 4384618, 5637366, 6576927, 13153854, 19730781, 22325759, 39461562, 44651518, 66977277, 133954554, 156280313, 200931831, 312560626, 401863662, 468840939, 937681878, 1093962191, 1406522817, 2187924382, 2813045634, 3281886573, 6563773146, 9845659719, 19691319438]

約数ペア:

[(1, 19691319438), (2, 9845659719), (3, 6563773146), (6, 3281886573), (7, 2813045634), (9, 2187924382), (14, 1406522817), (18, 1093962191), (21, 937681878), (42, 468840939), (49, 401863662), (63, 312560626), (98, 200931831), (126, 156280313), (147, 133954554), (294, 66977277), (441, 44651518), (499, 39461562), (882, 22325759), (998, 19730781), (1497, 13153854), (2994, 6576927), (3493, 5637366), (4491, 4384618), (6986, 2818683), (8982, 2192309), (10479, 1879122), (20958, 939561), (24451, 805338), (31437, 626374), (44741, 440118), (48902, 402669), (62874, 313187), (73353, 268446), (89482, 220059), (134223, 146706)]