17912988

素因数分解:

$2^2\times 3^6\times {\mathrm{6143}}^1$

素因数の和:6165

約数の個数: 42

約数和(自身を含む): 47007744

約数和(自身を除く): 29094756

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 729, 972, 1458, 2916, 6143, 12286, 18429, 24572, 36858, 55287, 73716, 110574, 165861, 221148, 331722, 497583, 663444, 995166, 1492749, 1990332, 2985498, 4478247, 5970996, 8956494, 17912988]

約数ペア:

[(1, 17912988), (2, 8956494), (3, 5970996), (4, 4478247), (6, 2985498), (9, 1990332), (12, 1492749), (18, 995166), (27, 663444), (36, 497583), (54, 331722), (81, 221148), (108, 165861), (162, 110574), (243, 73716), (324, 55287), (486, 36858), (729, 24572), (972, 18429), (1458, 12286), (2916, 6143)]