20920356

素因数分解:

$2^2\times 3^5\times {\mathrm{21523}}^1$

素因数の和:21542

約数の個数: 36

約数和(自身を含む): 54843152

約数和(自身を除く): 33922796

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 972, 21523, 43046, 64569, 86092, 129138, 193707, 258276, 387414, 581121, 774828, 1162242, 1743363, 2324484, 3486726, 5230089, 6973452, 10460178, 20920356]

約数ペア:

[(1, 20920356), (2, 10460178), (3, 6973452), (4, 5230089), (6, 3486726), (9, 2324484), (12, 1743363), (18, 1162242), (27, 774828), (36, 581121), (54, 387414), (81, 258276), (108, 193707), (162, 129138), (243, 86092), (324, 64569), (486, 43046), (972, 21523)]