18130716

素因数分解:

$2^2\times 3^5\times {\mathrm{23}}^1\times {\mathrm{811}}^1$

素因数の和:853

約数の個数: 72

約数和(自身を含む): 49655424

約数和(自身を除く): 31524708

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 27, 36, 46, 54, 69, 81, 92, 108, 138, 162, 207, 243, 276, 324, 414, 486, 621, 811, 828, 972, 1242, 1622, 1863, 2433, 2484, 3244, 3726, 4866, 5589, 7299, 7452, 9732, 11178, 14598, 18653, 21897, 22356, 29196, 37306, 43794, 55959, 65691, 74612, 87588, 111918, 131382, 167877, 197073, 223836, 262764, 335754, 394146, 503631, 671508, 788292, 1007262, 1510893, 2014524, 3021786, 4532679, 6043572, 9065358, 18130716]

約数ペア:

[(1, 18130716), (2, 9065358), (3, 6043572), (4, 4532679), (6, 3021786), (9, 2014524), (12, 1510893), (18, 1007262), (23, 788292), (27, 671508), (36, 503631), (46, 394146), (54, 335754), (69, 262764), (81, 223836), (92, 197073), (108, 167877), (138, 131382), (162, 111918), (207, 87588), (243, 74612), (276, 65691), (324, 55959), (414, 43794), (486, 37306), (621, 29196), (811, 22356), (828, 21897), (972, 18653), (1242, 14598), (1622, 11178), (1863, 9732), (2433, 7452), (2484, 7299), (3244, 5589), (3726, 4866)]