18289224

素因数分解:

$2^3\times 3^2\times {\mathrm{389}}^1\times {\mathrm{653}}^1$

素因数の和:1054

約数の個数: 48

約数和(自身を含む): 49736700

約数和(自身を除く): 31447476

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 389, 653, 778, 1167, 1306, 1556, 1959, 2334, 2612, 3112, 3501, 3918, 4668, 5224, 5877, 7002, 7836, 9336, 11754, 14004, 15672, 23508, 28008, 47016, 254017, 508034, 762051, 1016068, 1524102, 2032136, 2286153, 3048204, 4572306, 6096408, 9144612, 18289224]

約数ペア:

[(1, 18289224), (2, 9144612), (3, 6096408), (4, 4572306), (6, 3048204), (8, 2286153), (9, 2032136), (12, 1524102), (18, 1016068), (24, 762051), (36, 508034), (72, 254017), (389, 47016), (653, 28008), (778, 23508), (1167, 15672), (1306, 14004), (1556, 11754), (1959, 9336), (2334, 7836), (2612, 7002), (3112, 5877), (3501, 5224), (3918, 4668)]