20192012150

素因数分解:

$2^1\times 5^2\times {\mathrm{137}}^1\times {\mathrm{337}}^1\times {\mathrm{8747}}^1$

素因数の和:9233

約数の個数: 48

約数和(自身を含む): 37947879216

約数和(自身を除く): 17755867066

約数列:

[1, 2, 5, 10, 25, 50, 137, 274, 337, 674, 685, 1370, 1685, 3370, 3425, 6850, 8425, 8747, 16850, 17494, 43735, 46169, 87470, 92338, 218675, 230845, 437350, 461690, 1154225, 1198339, 2308450, 2396678, 2947739, 5895478, 5991695, 11983390, 14738695, 29477390, 29958475, 59916950, 73693475, 147386950, 403840243, 807680486, 2019201215, 4038402430, 10096006075, 20192012150]

約数ペア:

[(1, 20192012150), (2, 10096006075), (5, 4038402430), (10, 2019201215), (25, 807680486), (50, 403840243), (137, 147386950), (274, 73693475), (337, 59916950), (674, 29958475), (685, 29477390), (1370, 14738695), (1685, 11983390), (3370, 5991695), (3425, 5895478), (6850, 2947739), (8425, 2396678), (8747, 2308450), (16850, 1198339), (17494, 1154225), (43735, 461690), (46169, 437350), (87470, 230845), (92338, 218675)]