20161308830

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{551911}}^1$

素因数の和:552212

約数の個数: 32

約数和(自身を含む): 39221074368

約数和(自身を除く): 19059765538

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 281, 562, 1405, 2810, 3653, 7306, 18265, 36530, 551911, 1103822, 2759555, 5519110, 7174843, 14349686, 35874215, 71748430, 155086991, 310173982, 775434955, 1550869910, 2016130883, 4032261766, 10080654415, 20161308830]

約数ペア:

[(1, 20161308830), (2, 10080654415), (5, 4032261766), (10, 2016130883), (13, 1550869910), (26, 775434955), (65, 310173982), (130, 155086991), (281, 71748430), (562, 35874215), (1405, 14349686), (2810, 7174843), (3653, 5519110), (7306, 2759555), (18265, 1103822), (36530, 551911)]