20697074998

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{199}}^1\times {\mathrm{20743}}^1$

素因数の和:21076

約数の個数: 32

約数和(自身を含む): 32858496000

約数和(自身を除く): 12161421002

約数列:

[1, 2, 23, 46, 109, 199, 218, 398, 2507, 4577, 5014, 9154, 20743, 21691, 41486, 43382, 477089, 498893, 954178, 997786, 2260987, 4127857, 4521974, 8255714, 52002701, 94940711, 104005402, 189881422, 449936413, 899872826, 10348537499, 20697074998]

約数ペア:

[(1, 20697074998), (2, 10348537499), (23, 899872826), (46, 449936413), (109, 189881422), (199, 104005402), (218, 94940711), (398, 52002701), (2507, 8255714), (4577, 4521974), (5014, 4127857), (9154, 2260987), (20743, 997786), (21691, 954178), (41486, 498893), (43382, 477089)]