251530208

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{17987}}^1$

素因数の和:18039

約数の個数: 48

約数和(自身を含む): 543957120

約数和(自身を除く): 292426912

約数列:

[1, 2, 4, 8, 16, 19, 23, 32, 38, 46, 76, 92, 152, 184, 304, 368, 437, 608, 736, 874, 1748, 3496, 6992, 13984, 17987, 35974, 71948, 143896, 287792, 341753, 413701, 575584, 683506, 827402, 1367012, 1654804, 2734024, 3309608, 5468048, 6619216, 7860319, 10936096, 13238432, 15720638, 31441276, 62882552, 125765104, 251530208]

約数ペア:

[(1, 251530208), (2, 125765104), (4, 62882552), (8, 31441276), (16, 15720638), (19, 13238432), (23, 10936096), (32, 7860319), (38, 6619216), (46, 5468048), (76, 3309608), (92, 2734024), (152, 1654804), (184, 1367012), (304, 827402), (368, 683506), (437, 575584), (608, 413701), (736, 341753), (874, 287792), (1748, 143896), (3496, 71948), (6992, 35974), (13984, 17987)]