164980192

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{20873}}^1$

素因数の和:20915

約数の個数: 48

約数和(自身を含む): 368217360

約数和(自身を除く): 203237168

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 76, 104, 152, 208, 247, 304, 416, 494, 608, 988, 1976, 3952, 7904, 20873, 41746, 83492, 166984, 271349, 333968, 396587, 542698, 667936, 793174, 1085396, 1586348, 2170792, 3172696, 4341584, 5155631, 6345392, 8683168, 10311262, 12690784, 20622524, 41245048, 82490096, 164980192]

約数ペア:

[(1, 164980192), (2, 82490096), (4, 41245048), (8, 20622524), (13, 12690784), (16, 10311262), (19, 8683168), (26, 6345392), (32, 5155631), (38, 4341584), (52, 3172696), (76, 2170792), (104, 1586348), (152, 1085396), (208, 793174), (247, 667936), (304, 542698), (416, 396587), (494, 333968), (608, 271349), (988, 166984), (1976, 83492), (3952, 41746), (7904, 20873)]