20226988796

素因数分解:

$2^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{373}}^1\times {\mathrm{18803}}^1$

素因数の和:19290

約数の個数: 48

約数和(自身を含む): 40958421504

約数和(自身を除く): 20731432708

約数列:

[1, 2, 4, 7, 14, 28, 103, 206, 373, 412, 721, 746, 1442, 1492, 2611, 2884, 5222, 10444, 18803, 37606, 38419, 75212, 76838, 131621, 153676, 263242, 268933, 526484, 537866, 1075732, 1936709, 3873418, 7013519, 7746836, 13556963, 14027038, 27113926, 28054076, 49094633, 54227852, 98189266, 196378532, 722392457, 1444784914, 2889569828, 5056747199, 10113494398, 20226988796]

約数ペア:

[(1, 20226988796), (2, 10113494398), (4, 5056747199), (7, 2889569828), (14, 1444784914), (28, 722392457), (103, 196378532), (206, 98189266), (373, 54227852), (412, 49094633), (721, 28054076), (746, 27113926), (1442, 14027038), (1492, 13556963), (2611, 7746836), (2884, 7013519), (5222, 3873418), (10444, 1936709), (18803, 1075732), (37606, 537866), (38419, 526484), (75212, 268933), (76838, 263242), (131621, 153676)]