201446816

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{421}}^1\times {\mathrm{787}}^1$

素因数の和:1237

約数の個数: 48

約数和(自身を含む): 418995360

約数和(自身を除く): 217548544

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 421, 608, 787, 842, 1574, 1684, 3148, 3368, 6296, 6736, 7999, 12592, 13472, 14953, 15998, 25184, 29906, 31996, 59812, 63992, 119624, 127984, 239248, 255968, 331327, 478496, 662654, 1325308, 2650616, 5301232, 6295213, 10602464, 12590426, 25180852, 50361704, 100723408, 201446816]

約数ペア:

[(1, 201446816), (2, 100723408), (4, 50361704), (8, 25180852), (16, 12590426), (19, 10602464), (32, 6295213), (38, 5301232), (76, 2650616), (152, 1325308), (304, 662654), (421, 478496), (608, 331327), (787, 255968), (842, 239248), (1574, 127984), (1684, 119624), (3148, 63992), (3368, 59812), (6296, 31996), (6736, 29906), (7999, 25184), (12592, 15998), (13472, 14953)]