201821908

素因数分解:

$2^2\times {\mathrm{103}}^1\times {\mathrm{449}}^1\times {\mathrm{1091}}^1$

素因数の和:1647

約数の個数: 24

約数和(自身を含む): 357739200

約数和(自身を除く): 155917292

約数列:

[1, 2, 4, 103, 206, 412, 449, 898, 1091, 1796, 2182, 4364, 46247, 92494, 112373, 184988, 224746, 449492, 489859, 979718, 1959436, 50455477, 100910954, 201821908]

約数ペア:

[(1, 201821908), (2, 100910954), (4, 50455477), (103, 1959436), (206, 979718), (412, 489859), (449, 449492), (898, 224746), (1091, 184988), (1796, 112373), (2182, 92494), (4364, 46247)]