20761896

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{337}}^1$

素因数の和:514

約数の個数: 64

約数和(自身を含む): 55486080

約数和(自身を除く): 34724184

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 102, 136, 151, 204, 302, 337, 408, 453, 604, 674, 906, 1011, 1208, 1348, 1812, 2022, 2567, 2696, 3624, 4044, 5134, 5729, 7701, 8088, 10268, 11458, 15402, 17187, 20536, 22916, 30804, 34374, 45832, 50887, 61608, 68748, 101774, 137496, 152661, 203548, 305322, 407096, 610644, 865079, 1221288, 1730158, 2595237, 3460316, 5190474, 6920632, 10380948, 20761896]

約数ペア:

[(1, 20761896), (2, 10380948), (3, 6920632), (4, 5190474), (6, 3460316), (8, 2595237), (12, 1730158), (17, 1221288), (24, 865079), (34, 610644), (51, 407096), (68, 305322), (102, 203548), (136, 152661), (151, 137496), (204, 101774), (302, 68748), (337, 61608), (408, 50887), (453, 45832), (604, 34374), (674, 30804), (906, 22916), (1011, 20536), (1208, 17187), (1348, 15402), (1812, 11458), (2022, 10268), (2567, 8088), (2696, 7701), (3624, 5729), (4044, 5134)]