1921296818

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{751}}^1\times {\mathrm{4457}}^1$

素因数の和:5258

約数の個数: 32

約数和(自身を含む): 3379235328

約数和(自身を除く): 1457938510

約数列:

[1, 2, 7, 14, 41, 82, 287, 574, 751, 1502, 4457, 5257, 8914, 10514, 30791, 31199, 61582, 62398, 182737, 215537, 365474, 431074, 1279159, 2558318, 3347207, 6694414, 23430449, 46860898, 137235487, 274470974, 960648409, 1921296818]

約数ペア:

[(1, 1921296818), (2, 960648409), (7, 274470974), (14, 137235487), (41, 46860898), (82, 23430449), (287, 6694414), (574, 3347207), (751, 2558318), (1502, 1279159), (4457, 431074), (5257, 365474), (8914, 215537), (10514, 182737), (30791, 62398), (31199, 61582)]