18010972

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{541}}^1$

素因数の和:622

約数の個数: 48

約数和(自身を含む): 38243520

約数和(自身を除く): 20232548

約数列:

[1, 2, 4, 7, 14, 28, 29, 41, 58, 82, 116, 164, 203, 287, 406, 541, 574, 812, 1082, 1148, 1189, 2164, 2378, 3787, 4756, 7574, 8323, 15148, 15689, 16646, 22181, 31378, 33292, 44362, 62756, 88724, 109823, 155267, 219646, 310534, 439292, 621068, 643249, 1286498, 2572996, 4502743, 9005486, 18010972]

約数ペア:

[(1, 18010972), (2, 9005486), (4, 4502743), (7, 2572996), (14, 1286498), (28, 643249), (29, 621068), (41, 439292), (58, 310534), (82, 219646), (116, 155267), (164, 109823), (203, 88724), (287, 62756), (406, 44362), (541, 33292), (574, 31378), (812, 22181), (1082, 16646), (1148, 15689), (1189, 15148), (2164, 8323), (2378, 7574), (3787, 4756)]