20235525768

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^2\times {\mathrm{778529}}^1$

素因数の和:778579

約数の個数: 72

約数和(自身を含む): 57840886350

約数和(自身を除く): 37605360582

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 152, 171, 228, 342, 361, 456, 684, 722, 1083, 1368, 1444, 2166, 2888, 3249, 4332, 6498, 8664, 12996, 25992, 778529, 1557058, 2335587, 3114116, 4671174, 6228232, 7006761, 9342348, 14013522, 14792051, 18684696, 28027044, 29584102, 44376153, 56054088, 59168204, 88752306, 118336408, 133128459, 177504612, 266256918, 281048969, 355009224, 532513836, 562097938, 843146907, 1065027672, 1124195876, 1686293814, 2248391752, 2529440721, 3372587628, 5058881442, 6745175256, 10117762884, 20235525768]

約数ペア:

[(1, 20235525768), (2, 10117762884), (3, 6745175256), (4, 5058881442), (6, 3372587628), (8, 2529440721), (9, 2248391752), (12, 1686293814), (18, 1124195876), (19, 1065027672), (24, 843146907), (36, 562097938), (38, 532513836), (57, 355009224), (72, 281048969), (76, 266256918), (114, 177504612), (152, 133128459), (171, 118336408), (228, 88752306), (342, 59168204), (361, 56054088), (456, 44376153), (684, 29584102), (722, 28027044), (1083, 18684696), (1368, 14792051), (1444, 14013522), (2166, 9342348), (2888, 7006761), (3249, 6228232), (4332, 4671174), (6498, 3114116), (8664, 2335587), (12996, 1557058), (25992, 778529)]