20649762

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{54629}}^1$

素因数の和:54647

約数の個数: 32

約数和(自身を含む): 52444800

約数和(自身を除く): 31795038

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 54629, 109258, 163887, 327774, 382403, 491661, 764806, 983322, 1147209, 1474983, 2294418, 2949966, 3441627, 6883254, 10324881, 20649762]

約数ペア:

[(1, 20649762), (2, 10324881), (3, 6883254), (6, 3441627), (7, 2949966), (9, 2294418), (14, 1474983), (18, 1147209), (21, 983322), (27, 764806), (42, 491661), (54, 382403), (63, 327774), (126, 163887), (189, 109258), (378, 54629)]