219506276

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{21977}}^1$

素因数の和:22219

約数の個数: 24

約数和(自身を含む): 420922656

約数和(自身を除く): 201416380

約数列:

[1, 2, 4, 11, 22, 44, 227, 454, 908, 2497, 4994, 9988, 21977, 43954, 87908, 241747, 483494, 966988, 4988779, 9977558, 19955116, 54876569, 109753138, 219506276]

約数ペア:

[(1, 219506276), (2, 109753138), (4, 54876569), (11, 19955116), (22, 9977558), (44, 4988779), (227, 966988), (454, 483494), (908, 241747), (2497, 87908), (4994, 43954), (9988, 21977)]