19515672832

素因数分解:

$2^8\times {\mathrm{73}}^1\times {\mathrm{1044289}}^1$

素因数の和:1044378

約数の個数: 36

約数和(自身を含む): 39488782060

約数和(自身を除く): 19973109228

約数列:

[1, 2, 4, 8, 16, 32, 64, 73, 128, 146, 256, 292, 584, 1168, 2336, 4672, 9344, 18688, 1044289, 2088578, 4177156, 8354312, 16708624, 33417248, 66834496, 76233097, 133668992, 152466194, 267337984, 304932388, 609864776, 1219729552, 2439459104, 4878918208, 9757836416, 19515672832]

約数ペア:

[(1, 19515672832), (2, 9757836416), (4, 4878918208), (8, 2439459104), (16, 1219729552), (32, 609864776), (64, 304932388), (73, 267337984), (128, 152466194), (146, 133668992), (256, 76233097), (292, 66834496), (584, 33417248), (1168, 16708624), (2336, 8354312), (4672, 4177156), (9344, 2088578), (18688, 1044289)]