220111912

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{227}}^1\times {\mathrm{1987}}^1$

素因数の和:2281

約数の個数: 32

約数和(自身を含む): 421535520

約数和(自身を除く): 201423608

約数列:

[1, 2, 4, 8, 61, 122, 227, 244, 454, 488, 908, 1816, 1987, 3974, 7948, 13847, 15896, 27694, 55388, 110776, 121207, 242414, 451049, 484828, 902098, 969656, 1804196, 3608392, 27513989, 55027978, 110055956, 220111912]

約数ペア:

[(1, 220111912), (2, 110055956), (4, 55027978), (8, 27513989), (61, 3608392), (122, 1804196), (227, 969656), (244, 902098), (454, 484828), (488, 451049), (908, 242414), (1816, 121207), (1987, 110776), (3974, 55388), (7948, 27694), (13847, 15896)]