22657804

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{71}}^1$

素因数の和:143

約数の個数: 72

約数和(自身を含む): 48390048

約数和(自身を除く): 25732244

約数列:

[1, 2, 4, 13, 17, 19, 26, 34, 38, 52, 68, 71, 76, 142, 221, 247, 284, 323, 361, 442, 494, 646, 722, 884, 923, 988, 1207, 1292, 1349, 1444, 1846, 2414, 2698, 3692, 4199, 4693, 4828, 5396, 6137, 8398, 9386, 12274, 15691, 16796, 17537, 18772, 22933, 24548, 25631, 31382, 35074, 45866, 51262, 62764, 70148, 79781, 91732, 102524, 159562, 298129, 319124, 333203, 435727, 596258, 666406, 871454, 1192516, 1332812, 1742908, 5664451, 11328902, 22657804]

約数ペア:

[(1, 22657804), (2, 11328902), (4, 5664451), (13, 1742908), (17, 1332812), (19, 1192516), (26, 871454), (34, 666406), (38, 596258), (52, 435727), (68, 333203), (71, 319124), (76, 298129), (142, 159562), (221, 102524), (247, 91732), (284, 79781), (323, 70148), (361, 62764), (442, 51262), (494, 45866), (646, 35074), (722, 31382), (884, 25631), (923, 24548), (988, 22933), (1207, 18772), (1292, 17537), (1349, 16796), (1444, 15691), (1846, 12274), (2414, 9386), (2698, 8398), (3692, 6137), (4199, 5396), (4693, 4828)]