20214997522

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1\times {\mathrm{55547}}^1$

素因数の和:55786

約数の個数: 32

約数和(自身を含む): 32648892480

約数和(自身を除く): 12433894958

約数列:

[1, 2, 19, 38, 61, 122, 157, 314, 1159, 2318, 2983, 5966, 9577, 19154, 55547, 111094, 181963, 363926, 1055393, 2110786, 3388367, 6776734, 8720879, 17441758, 64378973, 128757946, 165696701, 331393402, 531973619, 1063947238, 10107498761, 20214997522]

約数ペア:

[(1, 20214997522), (2, 10107498761), (19, 1063947238), (38, 531973619), (61, 331393402), (122, 165696701), (157, 128757946), (314, 64378973), (1159, 17441758), (2318, 8720879), (2983, 6776734), (5966, 3388367), (9577, 2110786), (19154, 1055393), (55547, 363926), (111094, 181963)]