19468808

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:186

約数の個数: 64

約数和(自身を含む): 40998960

約数和(自身を除く): 21530152

約数列:

[1, 2, 4, 8, 17, 34, 37, 53, 68, 73, 74, 106, 136, 146, 148, 212, 292, 296, 424, 584, 629, 901, 1241, 1258, 1802, 1961, 2482, 2516, 2701, 3604, 3869, 3922, 4964, 5032, 5402, 7208, 7738, 7844, 9928, 10804, 15476, 15688, 21608, 30952, 33337, 45917, 65773, 66674, 91834, 131546, 133348, 143153, 183668, 263092, 266696, 286306, 367336, 526184, 572612, 1145224, 2433601, 4867202, 9734404, 19468808]

約数ペア:

[(1, 19468808), (2, 9734404), (4, 4867202), (8, 2433601), (17, 1145224), (34, 572612), (37, 526184), (53, 367336), (68, 286306), (73, 266696), (74, 263092), (106, 183668), (136, 143153), (146, 133348), (148, 131546), (212, 91834), (292, 66674), (296, 65773), (424, 45917), (584, 33337), (629, 30952), (901, 21608), (1241, 15688), (1258, 15476), (1802, 10804), (1961, 9928), (2482, 7844), (2516, 7738), (2701, 7208), (3604, 5402), (3869, 5032), (3922, 4964)]