23719982

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{421}}^1$

素因数の和:644

約数の個数: 32

約数和(自身を含む): 42112224

約数和(自身を除く): 18392242

約数列:

[1, 2, 11, 13, 22, 26, 143, 197, 286, 394, 421, 842, 2167, 2561, 4334, 4631, 5122, 5473, 9262, 10946, 28171, 56342, 60203, 82937, 120406, 165874, 912307, 1078181, 1824614, 2156362, 11859991, 23719982]

約数ペア:

[(1, 23719982), (2, 11859991), (11, 2156362), (13, 1824614), (22, 1078181), (26, 912307), (143, 165874), (197, 120406), (286, 82937), (394, 60203), (421, 56342), (842, 28171), (2167, 10946), (2561, 9262), (4334, 5473), (4631, 5122)]