18701868

素因数分解:

$2^2\times 3^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{881}}^1$

素因数の和:978

約数の個数: 48

約数和(自身を含む): 45934560

約数和(自身を除く): 27232692

約数列:

[1, 2, 3, 4, 6, 12, 29, 58, 61, 87, 116, 122, 174, 183, 244, 348, 366, 732, 881, 1762, 1769, 2643, 3524, 3538, 5286, 5307, 7076, 10572, 10614, 21228, 25549, 51098, 53741, 76647, 102196, 107482, 153294, 161223, 214964, 306588, 322446, 644892, 1558489, 3116978, 4675467, 6233956, 9350934, 18701868]

約数ペア:

[(1, 18701868), (2, 9350934), (3, 6233956), (4, 4675467), (6, 3116978), (12, 1558489), (29, 644892), (58, 322446), (61, 306588), (87, 214964), (116, 161223), (122, 153294), (174, 107482), (183, 102196), (244, 76647), (348, 53741), (366, 51098), (732, 25549), (881, 21228), (1762, 10614), (1769, 10572), (2643, 7076), (3524, 5307), (3538, 5286)]