20660147336

素因数分解:

$2^3\times {\mathrm{67}}^1\times {\mathrm{229}}^1\times {\mathrm{281}}^1\times {\mathrm{599}}^1$

素因数の和:1182

約数の個数: 64

約数和(自身を含む): 39694320000

約数和(自身を除く): 19034172664

約数列:

[1, 2, 4, 8, 67, 134, 229, 268, 281, 458, 536, 562, 599, 916, 1124, 1198, 1832, 2248, 2396, 4792, 15343, 18827, 30686, 37654, 40133, 61372, 64349, 75308, 80266, 122744, 128698, 137171, 150616, 160532, 168319, 257396, 274342, 321064, 336638, 514792, 548684, 673276, 1097368, 1346552, 4311383, 8622766, 9190457, 11277373, 17245532, 18380914, 22554746, 34491064, 36761828, 38545051, 45109492, 73523656, 77090102, 90218984, 154180204, 308360408, 2582518417, 5165036834, 10330073668, 20660147336]

約数ペア:

[(1, 20660147336), (2, 10330073668), (4, 5165036834), (8, 2582518417), (67, 308360408), (134, 154180204), (229, 90218984), (268, 77090102), (281, 73523656), (458, 45109492), (536, 38545051), (562, 36761828), (599, 34491064), (916, 22554746), (1124, 18380914), (1198, 17245532), (1832, 11277373), (2248, 9190457), (2396, 8622766), (4792, 4311383), (15343, 1346552), (18827, 1097368), (30686, 673276), (37654, 548684), (40133, 514792), (61372, 336638), (64349, 321064), (75308, 274342), (80266, 257396), (122744, 168319), (128698, 160532), (137171, 150616)]