20734812

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{27427}}^1$

素因数の和:27447

約数の個数: 48

約数和(自身を含む): 61438720

約数和(自身を除く): 40703908

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 27427, 54854, 82281, 109708, 164562, 191989, 246843, 329124, 383978, 493686, 575967, 740529, 767956, 987372, 1151934, 1481058, 1727901, 2303868, 2962116, 3455802, 5183703, 6911604, 10367406, 20734812]

約数ペア:

[(1, 20734812), (2, 10367406), (3, 6911604), (4, 5183703), (6, 3455802), (7, 2962116), (9, 2303868), (12, 1727901), (14, 1481058), (18, 1151934), (21, 987372), (27, 767956), (28, 740529), (36, 575967), (42, 493686), (54, 383978), (63, 329124), (84, 246843), (108, 191989), (126, 164562), (189, 109708), (252, 82281), (378, 54854), (756, 27427)]