18422388

素因数分解:

$2^2\times 3^2\times {\mathrm{397}}^1\times {\mathrm{1289}}^1$

素因数の和:1696

約数の個数: 36

約数和(自身を含む): 46721220

約数和(自身を除く): 28298832

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 397, 794, 1191, 1289, 1588, 2382, 2578, 3573, 3867, 4764, 5156, 7146, 7734, 11601, 14292, 15468, 23202, 46404, 511733, 1023466, 1535199, 2046932, 3070398, 4605597, 6140796, 9211194, 18422388]

約数ペア:

[(1, 18422388), (2, 9211194), (3, 6140796), (4, 4605597), (6, 3070398), (9, 2046932), (12, 1535199), (18, 1023466), (36, 511733), (397, 46404), (794, 23202), (1191, 15468), (1289, 14292), (1588, 11601), (2382, 7734), (2578, 7146), (3573, 5156), (3867, 4764)]