20177275504

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{677}}^1\times {\mathrm{80989}}^1$

素因数の和:81697

約数の個数: 40

約数和(自身を含む): 40853947680

約数和(自身を除く): 20676672176

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 677, 1354, 2708, 5416, 10832, 15571, 31142, 62284, 80989, 124568, 161978, 249136, 323956, 647912, 1295824, 1862747, 3725494, 7450988, 14901976, 29803952, 54829553, 109659106, 219318212, 438636424, 877272848, 1261079719, 2522159438, 5044318876, 10088637752, 20177275504]

約数ペア:

[(1, 20177275504), (2, 10088637752), (4, 5044318876), (8, 2522159438), (16, 1261079719), (23, 877272848), (46, 438636424), (92, 219318212), (184, 109659106), (368, 54829553), (677, 29803952), (1354, 14901976), (2708, 7450988), (5416, 3725494), (10832, 1862747), (15571, 1295824), (31142, 647912), (62284, 323956), (80989, 249136), (124568, 161978)]