20622394

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1$

素因数の和:179

約数の個数: 48

約数和(自身を含む): 36800568

約数和(自身を除く): 16178174

約数列:

[1, 2, 13, 17, 26, 34, 37, 74, 97, 169, 194, 221, 338, 442, 481, 629, 962, 1258, 1261, 1649, 2522, 2873, 3298, 3589, 5746, 6253, 7178, 8177, 12506, 16354, 16393, 21437, 32786, 42874, 46657, 61013, 93314, 106301, 122026, 212602, 278681, 557362, 606541, 793169, 1213082, 1586338, 10311197, 20622394]

約数ペア:

[(1, 20622394), (2, 10311197), (13, 1586338), (17, 1213082), (26, 793169), (34, 606541), (37, 557362), (74, 278681), (97, 212602), (169, 122026), (194, 106301), (221, 93314), (338, 61013), (442, 46657), (481, 42874), (629, 32786), (962, 21437), (1258, 16393), (1261, 16354), (1649, 12506), (2522, 8177), (2873, 7178), (3298, 6253), (3589, 5746)]