20760636

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{353}}^1$

素因数の和:415

約数の個数: 72

約数和(自身を含む): 54416880

約数和(自身を除く): 33656244

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 29, 39, 52, 58, 78, 87, 116, 156, 169, 174, 338, 348, 353, 377, 507, 676, 706, 754, 1014, 1059, 1131, 1412, 1508, 2028, 2118, 2262, 4236, 4524, 4589, 4901, 9178, 9802, 10237, 13767, 14703, 18356, 19604, 20474, 27534, 29406, 30711, 40948, 55068, 58812, 59657, 61422, 119314, 122844, 133081, 178971, 238628, 266162, 357942, 399243, 532324, 715884, 798486, 1596972, 1730053, 3460106, 5190159, 6920212, 10380318, 20760636]

約数ペア:

[(1, 20760636), (2, 10380318), (3, 6920212), (4, 5190159), (6, 3460106), (12, 1730053), (13, 1596972), (26, 798486), (29, 715884), (39, 532324), (52, 399243), (58, 357942), (78, 266162), (87, 238628), (116, 178971), (156, 133081), (169, 122844), (174, 119314), (338, 61422), (348, 59657), (353, 58812), (377, 55068), (507, 40948), (676, 30711), (706, 29406), (754, 27534), (1014, 20474), (1059, 19604), (1131, 18356), (1412, 14703), (1508, 13767), (2028, 10237), (2118, 9802), (2262, 9178), (4236, 4901), (4524, 4589)]