18324572

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{281}}^1$

素因数の和:446

約数の個数: 48

約数和(自身を含む): 39227328

約数和(自身を除く): 20902756

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 137, 238, 274, 281, 476, 548, 562, 959, 1124, 1918, 1967, 2329, 3836, 3934, 4658, 4777, 7868, 9316, 9554, 16303, 19108, 32606, 33439, 38497, 65212, 66878, 76994, 133756, 153988, 269479, 538958, 654449, 1077916, 1308898, 2617796, 4581143, 9162286, 18324572]

約数ペア:

[(1, 18324572), (2, 9162286), (4, 4581143), (7, 2617796), (14, 1308898), (17, 1077916), (28, 654449), (34, 538958), (68, 269479), (119, 153988), (137, 133756), (238, 76994), (274, 66878), (281, 65212), (476, 38497), (548, 33439), (562, 32606), (959, 19108), (1124, 16303), (1918, 9554), (1967, 9316), (2329, 7868), (3836, 4777), (3934, 4658)]