20626956

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{81853}}^1$

素因数の和:81870

約数の個数: 36

約数和(自身を含む): 59589712

約数和(自身を除く): 38962756

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 81853, 163706, 245559, 327412, 491118, 572971, 736677, 982236, 1145942, 1473354, 1718913, 2291884, 2946708, 3437826, 5156739, 6875652, 10313478, 20626956]

約数ペア:

[(1, 20626956), (2, 10313478), (3, 6875652), (4, 5156739), (6, 3437826), (7, 2946708), (9, 2291884), (12, 1718913), (14, 1473354), (18, 1145942), (21, 982236), (28, 736677), (36, 572971), (42, 491118), (63, 327412), (84, 245559), (126, 163706), (252, 81853)]