19355776

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{233}}^1$

素因数の和:317

約数の個数: 64

約数和(自身を含む): 42962400

約数和(自身を除く): 23606624

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 59, 64, 88, 118, 128, 176, 233, 236, 352, 466, 472, 649, 704, 932, 944, 1298, 1408, 1864, 1888, 2563, 2596, 3728, 3776, 5126, 5192, 7456, 7552, 10252, 10384, 13747, 14912, 20504, 20768, 27494, 29824, 41008, 41536, 54988, 82016, 83072, 109976, 151217, 164032, 219952, 302434, 328064, 439904, 604868, 879808, 1209736, 1759616, 2419472, 4838944, 9677888, 19355776]

約数ペア:

[(1, 19355776), (2, 9677888), (4, 4838944), (8, 2419472), (11, 1759616), (16, 1209736), (22, 879808), (32, 604868), (44, 439904), (59, 328064), (64, 302434), (88, 219952), (118, 164032), (128, 151217), (176, 109976), (233, 83072), (236, 82016), (352, 54988), (466, 41536), (472, 41008), (649, 29824), (704, 27494), (932, 20768), (944, 20504), (1298, 14912), (1408, 13747), (1864, 10384), (1888, 10252), (2563, 7552), (2596, 7456), (3728, 5192), (3776, 5126)]