26078468

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1$

素因数の和:276

約数の個数: 48

約数和(自身を含む): 51226560

約数和(自身を除く): 25148092

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 107, 109, 172, 214, 218, 428, 436, 559, 1118, 1391, 1417, 2236, 2782, 2834, 4601, 4687, 5564, 5668, 9202, 9374, 11663, 18404, 18748, 23326, 46652, 59813, 60931, 119626, 121862, 151619, 239252, 243724, 303238, 501509, 606476, 1003018, 2006036, 6519617, 13039234, 26078468]

約数ペア:

[(1, 26078468), (2, 13039234), (4, 6519617), (13, 2006036), (26, 1003018), (43, 606476), (52, 501509), (86, 303238), (107, 243724), (109, 239252), (172, 151619), (214, 121862), (218, 119626), (428, 60931), (436, 59813), (559, 46652), (1118, 23326), (1391, 18748), (1417, 18404), (2236, 11663), (2782, 9374), (2834, 9202), (4601, 5668), (4687, 5564)]