19575296

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1$

素因数の和:221

約数の個数: 80

約数和(自身を含む): 44856504

約数和(自身を除く): 25281208

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 64, 68, 104, 128, 136, 173, 208, 221, 256, 272, 346, 416, 442, 512, 544, 692, 832, 884, 1088, 1384, 1664, 1768, 2176, 2249, 2768, 2941, 3328, 3536, 4352, 4498, 5536, 5882, 6656, 7072, 8704, 8996, 11072, 11764, 14144, 17992, 22144, 23528, 28288, 35984, 38233, 44288, 47056, 56576, 71968, 76466, 88576, 94112, 113152, 143936, 152932, 188224, 287872, 305864, 376448, 575744, 611728, 752896, 1151488, 1223456, 1505792, 2446912, 4893824, 9787648, 19575296]

約数ペア:

[(1, 19575296), (2, 9787648), (4, 4893824), (8, 2446912), (13, 1505792), (16, 1223456), (17, 1151488), (26, 752896), (32, 611728), (34, 575744), (52, 376448), (64, 305864), (68, 287872), (104, 188224), (128, 152932), (136, 143936), (173, 113152), (208, 94112), (221, 88576), (256, 76466), (272, 71968), (346, 56576), (416, 47056), (442, 44288), (512, 38233), (544, 35984), (692, 28288), (832, 23528), (884, 22144), (1088, 17992), (1384, 14144), (1664, 11764), (1768, 11072), (2176, 8996), (2249, 8704), (2768, 7072), (2941, 6656), (3328, 5882), (3536, 5536), (4352, 4498)]