219320464

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{21121}}^1$

素因数の和:21199

約数の個数: 40

約数和(自身を含む): 471443040

約数和(自身を除く): 252122576

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 59, 88, 118, 176, 236, 472, 649, 944, 1298, 2596, 5192, 10384, 21121, 42242, 84484, 168968, 232331, 337936, 464662, 929324, 1246139, 1858648, 2492278, 3717296, 4984556, 9969112, 13707529, 19938224, 27415058, 54830116, 109660232, 219320464]

約数ペア:

[(1, 219320464), (2, 109660232), (4, 54830116), (8, 27415058), (11, 19938224), (16, 13707529), (22, 9969112), (44, 4984556), (59, 3717296), (88, 2492278), (118, 1858648), (176, 1246139), (236, 929324), (472, 464662), (649, 337936), (944, 232331), (1298, 168968), (2596, 84484), (5192, 42242), (10384, 21121)]