189957992

素因数分解:

$2^3\times 7^1\times {\mathrm{271}}^1\times {\mathrm{12517}}^1$

素因数の和:12801

約数の個数: 32

約数和(自身を含む): 408587520

約数和(自身を除く): 218629528

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 271, 542, 1084, 1897, 2168, 3794, 7588, 12517, 15176, 25034, 50068, 87619, 100136, 175238, 350476, 700952, 3392107, 6784214, 13568428, 23744749, 27136856, 47489498, 94978996, 189957992]

約数ペア:

[(1, 189957992), (2, 94978996), (4, 47489498), (7, 27136856), (8, 23744749), (14, 13568428), (28, 6784214), (56, 3392107), (271, 700952), (542, 350476), (1084, 175238), (1897, 100136), (2168, 87619), (3794, 50068), (7588, 25034), (12517, 15176)]