19893076

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{613}}^1$

素因数の和:704

約数の個数: 48

約数和(自身を含む): 42636160

約数和(自身を除く): 22743084

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 61, 76, 122, 133, 244, 266, 427, 532, 613, 854, 1159, 1226, 1708, 2318, 2452, 4291, 4636, 8113, 8582, 11647, 16226, 17164, 23294, 32452, 37393, 46588, 74786, 81529, 149572, 163058, 261751, 326116, 523502, 710467, 1047004, 1420934, 2841868, 4973269, 9946538, 19893076]

約数ペア:

[(1, 19893076), (2, 9946538), (4, 4973269), (7, 2841868), (14, 1420934), (19, 1047004), (28, 710467), (38, 523502), (61, 326116), (76, 261751), (122, 163058), (133, 149572), (244, 81529), (266, 74786), (427, 46588), (532, 37393), (613, 32452), (854, 23294), (1159, 17164), (1226, 16226), (1708, 11647), (2318, 8582), (2452, 8113), (4291, 4636)]