20166408

素因数分解:

$2^3\times 3^4\times {\mathrm{31121}}^1$

素因数の和:31139

約数の個数: 40

約数和(自身を含む): 56486430

約数和(自身を除く): 36320022

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 31121, 62242, 93363, 124484, 186726, 248968, 280089, 373452, 560178, 746904, 840267, 1120356, 1680534, 2240712, 2520801, 3361068, 5041602, 6722136, 10083204, 20166408]

約数ペア:

[(1, 20166408), (2, 10083204), (3, 6722136), (4, 5041602), (6, 3361068), (8, 2520801), (9, 2240712), (12, 1680534), (18, 1120356), (24, 840267), (27, 746904), (36, 560178), (54, 373452), (72, 280089), (81, 248968), (108, 186726), (162, 124484), (216, 93363), (324, 62242), (648, 31121)]