19703911318

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{1216441}}^1$

素因数の和:1216552

約数の個数: 32

約数和(自身を含む): 36785206080

約数和(自身を除く): 17081294762

約数列:

[1, 2, 7, 13, 14, 26, 89, 91, 178, 182, 623, 1157, 1246, 2314, 8099, 16198, 1216441, 2432882, 8515087, 15813733, 17030174, 31627466, 108263249, 110696131, 216526498, 221392262, 757842743, 1407422237, 1515685486, 2814844474, 9851955659, 19703911318]

約数ペア:

[(1, 19703911318), (2, 9851955659), (7, 2814844474), (13, 1515685486), (14, 1407422237), (26, 757842743), (89, 221392262), (91, 216526498), (178, 110696131), (182, 108263249), (623, 31627466), (1157, 17030174), (1246, 15813733), (2314, 8515087), (8099, 2432882), (16198, 1216441)]