20371248

素因数分解:

$2^4\times 3^2\times {\mathrm{241}}^1\times {\mathrm{587}}^1$

素因数の和:842

約数の個数: 60

約数和(自身を含む): 57345288

約数和(自身を除く): 36974040

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 241, 482, 587, 723, 964, 1174, 1446, 1761, 1928, 2169, 2348, 2892, 3522, 3856, 4338, 4696, 5283, 5784, 7044, 8676, 9392, 10566, 11568, 14088, 17352, 21132, 28176, 34704, 42264, 84528, 141467, 282934, 424401, 565868, 848802, 1131736, 1273203, 1697604, 2263472, 2546406, 3395208, 5092812, 6790416, 10185624, 20371248]

約数ペア:

[(1, 20371248), (2, 10185624), (3, 6790416), (4, 5092812), (6, 3395208), (8, 2546406), (9, 2263472), (12, 1697604), (16, 1273203), (18, 1131736), (24, 848802), (36, 565868), (48, 424401), (72, 282934), (144, 141467), (241, 84528), (482, 42264), (587, 34704), (723, 28176), (964, 21132), (1174, 17352), (1446, 14088), (1761, 11568), (1928, 10566), (2169, 9392), (2348, 8676), (2892, 7044), (3522, 5784), (3856, 5283), (4338, 4696)]