20185093778

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{263}}^1\times {\mathrm{5209}}^1$

素因数の和:5666

約数の個数: 32

約数和(自身を含む): 31194979200

約数和(自身を除く): 11009885422

約数列:

[1, 2, 53, 106, 139, 263, 278, 526, 5209, 7367, 10418, 13939, 14734, 27878, 36557, 73114, 276077, 552154, 724051, 1369967, 1448102, 1937521, 2739934, 3875042, 38374703, 72608251, 76749406, 145216502, 190425413, 380850826, 10092546889, 20185093778]

約数ペア:

[(1, 20185093778), (2, 10092546889), (53, 380850826), (106, 190425413), (139, 145216502), (263, 76749406), (278, 72608251), (526, 38374703), (5209, 3875042), (7367, 2739934), (10418, 1937521), (13939, 1448102), (14734, 1369967), (27878, 724051), (36557, 552154), (73114, 276077)]