20171296096

素因数分解:

$2^5\times 7^2\times {\mathrm{691}}^1\times {\mathrm{18617}}^1$

素因数の和:19332

約数の個数: 72

約数和(自身を含む): 46265208696

約数和(自身を除く): 26093912600

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 392, 691, 784, 1382, 1568, 2764, 4837, 5528, 9674, 11056, 18617, 19348, 22112, 33859, 37234, 38696, 67718, 74468, 77392, 130319, 135436, 148936, 154784, 260638, 270872, 297872, 521276, 541744, 595744, 912233, 1042552, 1083488, 1824466, 2085104, 3648932, 4170208, 7297864, 12864347, 14595728, 25728694, 29191456, 51457388, 90050429, 102914776, 180100858, 205829552, 360201716, 411659104, 630353003, 720403432, 1260706006, 1440806864, 2521412012, 2881613728, 5042824024, 10085648048, 20171296096]

約数ペア:

[(1, 20171296096), (2, 10085648048), (4, 5042824024), (7, 2881613728), (8, 2521412012), (14, 1440806864), (16, 1260706006), (28, 720403432), (32, 630353003), (49, 411659104), (56, 360201716), (98, 205829552), (112, 180100858), (196, 102914776), (224, 90050429), (392, 51457388), (691, 29191456), (784, 25728694), (1382, 14595728), (1568, 12864347), (2764, 7297864), (4837, 4170208), (5528, 3648932), (9674, 2085104), (11056, 1824466), (18617, 1083488), (19348, 1042552), (22112, 912233), (33859, 595744), (37234, 541744), (38696, 521276), (67718, 297872), (74468, 270872), (77392, 260638), (130319, 154784), (135436, 148936)]