20238210544

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{563}}^1\times {\mathrm{118247}}^1$

素因数の和:118837

約数の個数: 40

約数和(自身を含む): 41348960640

約数和(自身を除く): 21110750096

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 563, 1126, 2252, 4504, 9008, 10697, 21394, 42788, 85576, 118247, 171152, 236494, 472988, 945976, 1891952, 2246693, 4493386, 8986772, 17973544, 35947088, 66573061, 133146122, 266292244, 532584488, 1065168976, 1264888159, 2529776318, 5059552636, 10119105272, 20238210544]

約数ペア:

[(1, 20238210544), (2, 10119105272), (4, 5059552636), (8, 2529776318), (16, 1264888159), (19, 1065168976), (38, 532584488), (76, 266292244), (152, 133146122), (304, 66573061), (563, 35947088), (1126, 17973544), (2252, 8986772), (4504, 4493386), (9008, 2246693), (10697, 1891952), (21394, 945976), (42788, 472988), (85576, 236494), (118247, 171152)]