168987808

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{20873}}^1$

素因数の和:20917

約数の個数: 48

約数和(自身を含む): 378737856

約数和(自身を除く): 209750048

約数列:

[1, 2, 4, 8, 11, 16, 22, 23, 32, 44, 46, 88, 92, 176, 184, 253, 352, 368, 506, 736, 1012, 2024, 4048, 8096, 20873, 41746, 83492, 166984, 229603, 333968, 459206, 480079, 667936, 918412, 960158, 1836824, 1920316, 3673648, 3840632, 5280869, 7347296, 7681264, 10561738, 15362528, 21123476, 42246952, 84493904, 168987808]

約数ペア:

[(1, 168987808), (2, 84493904), (4, 42246952), (8, 21123476), (11, 15362528), (16, 10561738), (22, 7681264), (23, 7347296), (32, 5280869), (44, 3840632), (46, 3673648), (88, 1920316), (92, 1836824), (176, 960158), (184, 918412), (253, 667936), (352, 480079), (368, 459206), (506, 333968), (736, 229603), (1012, 166984), (2024, 83492), (4048, 41746), (8096, 20873)]