18249756

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{757}}^1$

素因数の和:819

約数の個数: 72

約数和(自身を含む): 50810256

約数和(自身を除く): 32560500

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 41, 42, 49, 82, 84, 98, 123, 147, 164, 196, 246, 287, 294, 492, 574, 588, 757, 861, 1148, 1514, 1722, 2009, 2271, 3028, 3444, 4018, 4542, 5299, 6027, 8036, 9084, 10598, 12054, 15897, 21196, 24108, 31037, 31794, 37093, 62074, 63588, 74186, 93111, 111279, 124148, 148372, 186222, 217259, 222558, 372444, 434518, 445116, 651777, 869036, 1303554, 1520813, 2607108, 3041626, 4562439, 6083252, 9124878, 18249756]

約数ペア:

[(1, 18249756), (2, 9124878), (3, 6083252), (4, 4562439), (6, 3041626), (7, 2607108), (12, 1520813), (14, 1303554), (21, 869036), (28, 651777), (41, 445116), (42, 434518), (49, 372444), (82, 222558), (84, 217259), (98, 186222), (123, 148372), (147, 124148), (164, 111279), (196, 93111), (246, 74186), (287, 63588), (294, 62074), (492, 37093), (574, 31794), (588, 31037), (757, 24108), (861, 21196), (1148, 15897), (1514, 12054), (1722, 10598), (2009, 9084), (2271, 8036), (3028, 6027), (3444, 5299), (4018, 4542)]