19430048

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{191}}^1$

素因数の和:246

約数の個数: 72

約数和(自身を含む): 44561664

約数和(自身を除く): 25131616

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 32, 34, 44, 68, 88, 136, 176, 187, 191, 272, 289, 352, 374, 382, 544, 578, 748, 764, 1156, 1496, 1528, 2101, 2312, 2992, 3056, 3179, 3247, 4202, 4624, 5984, 6112, 6358, 6494, 8404, 9248, 12716, 12988, 16808, 25432, 25976, 33616, 35717, 50864, 51952, 55199, 67232, 71434, 101728, 103904, 110398, 142868, 220796, 285736, 441592, 571472, 607189, 883184, 1142944, 1214378, 1766368, 2428756, 4857512, 9715024, 19430048]

約数ペア:

[(1, 19430048), (2, 9715024), (4, 4857512), (8, 2428756), (11, 1766368), (16, 1214378), (17, 1142944), (22, 883184), (32, 607189), (34, 571472), (44, 441592), (68, 285736), (88, 220796), (136, 142868), (176, 110398), (187, 103904), (191, 101728), (272, 71434), (289, 67232), (352, 55199), (374, 51952), (382, 50864), (544, 35717), (578, 33616), (748, 25976), (764, 25432), (1156, 16808), (1496, 12988), (1528, 12716), (2101, 9248), (2312, 8404), (2992, 6494), (3056, 6358), (3179, 6112), (3247, 5984), (4202, 4624)]