20912742

素因数分解:

$2^1\times 3^4\times {\mathrm{167}}^1\times {\mathrm{773}}^1$

素因数の和:954

約数の個数: 40

約数和(自身を含む): 47201616

約数和(自身を除く): 26288874

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 167, 334, 501, 773, 1002, 1503, 1546, 2319, 3006, 4509, 4638, 6957, 9018, 13527, 13914, 20871, 27054, 41742, 62613, 125226, 129091, 258182, 387273, 774546, 1161819, 2323638, 3485457, 6970914, 10456371, 20912742]

約数ペア:

[(1, 20912742), (2, 10456371), (3, 6970914), (6, 3485457), (9, 2323638), (18, 1161819), (27, 774546), (54, 387273), (81, 258182), (162, 129091), (167, 125226), (334, 62613), (501, 41742), (773, 27054), (1002, 20871), (1503, 13914), (1546, 13527), (2319, 9018), (3006, 6957), (4509, 4638)]