20666232

素因数分解:

$2^3\times 3^3\times {\mathrm{241}}^1\times {\mathrm{397}}^1$

素因数の和:653

約数の個数: 64

約数和(自身を含む): 57789600

約数和(自身を除く): 37123368

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 241, 397, 482, 723, 794, 964, 1191, 1446, 1588, 1928, 2169, 2382, 2892, 3176, 3573, 4338, 4764, 5784, 6507, 7146, 8676, 9528, 10719, 13014, 14292, 17352, 21438, 26028, 28584, 42876, 52056, 85752, 95677, 191354, 287031, 382708, 574062, 765416, 861093, 1148124, 1722186, 2296248, 2583279, 3444372, 5166558, 6888744, 10333116, 20666232]

約数ペア:

[(1, 20666232), (2, 10333116), (3, 6888744), (4, 5166558), (6, 3444372), (8, 2583279), (9, 2296248), (12, 1722186), (18, 1148124), (24, 861093), (27, 765416), (36, 574062), (54, 382708), (72, 287031), (108, 191354), (216, 95677), (241, 85752), (397, 52056), (482, 42876), (723, 28584), (794, 26028), (964, 21438), (1191, 17352), (1446, 14292), (1588, 13014), (1928, 10719), (2169, 9528), (2382, 8676), (2892, 7146), (3176, 6507), (3573, 5784), (4338, 4764)]