19913348

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{241}}^1$

素因数の和:492

約数の個数: 48

約数和(自身を含む): 43257984

約数和(自身を除く): 23344636

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 227, 241, 364, 454, 482, 908, 964, 1589, 1687, 2951, 3133, 3178, 3374, 5902, 6266, 6356, 6748, 11804, 12532, 20657, 21931, 41314, 43862, 54707, 82628, 87724, 109414, 218828, 382949, 711191, 765898, 1422382, 1531796, 2844764, 4978337, 9956674, 19913348]

約数ペア:

[(1, 19913348), (2, 9956674), (4, 4978337), (7, 2844764), (13, 1531796), (14, 1422382), (26, 765898), (28, 711191), (52, 382949), (91, 218828), (182, 109414), (227, 87724), (241, 82628), (364, 54707), (454, 43862), (482, 41314), (908, 21931), (964, 20657), (1589, 12532), (1687, 11804), (2951, 6748), (3133, 6356), (3178, 6266), (3374, 5902)]