18569512

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1$

素因数の和:226

約数の個数: 64

約数和(自身を含む): 39916800

約数和(自身を除く): 21347288

約数列:

[1, 2, 4, 8, 13, 26, 29, 47, 52, 58, 94, 104, 116, 131, 188, 232, 262, 376, 377, 524, 611, 754, 1048, 1222, 1363, 1508, 1703, 2444, 2726, 3016, 3406, 3799, 4888, 5452, 6157, 6812, 7598, 10904, 12314, 13624, 15196, 17719, 24628, 30392, 35438, 49256, 49387, 70876, 80041, 98774, 141752, 160082, 178553, 197548, 320164, 357106, 395096, 640328, 714212, 1428424, 2321189, 4642378, 9284756, 18569512]

約数ペア:

[(1, 18569512), (2, 9284756), (4, 4642378), (8, 2321189), (13, 1428424), (26, 714212), (29, 640328), (47, 395096), (52, 357106), (58, 320164), (94, 197548), (104, 178553), (116, 160082), (131, 141752), (188, 98774), (232, 80041), (262, 70876), (376, 49387), (377, 49256), (524, 35438), (611, 30392), (754, 24628), (1048, 17719), (1222, 15196), (1363, 13624), (1508, 12314), (1703, 10904), (2444, 7598), (2726, 6812), (3016, 6157), (3406, 5452), (3799, 4888)]