19970176

素因数分解:

$2^7\times {\mathrm{89}}^1\times {\mathrm{1753}}^1$

素因数の和:1856

約数の個数: 32

約数和(自身を含む): 40254300

約数和(自身を除く): 20284124

約数列:

[1, 2, 4, 8, 16, 32, 64, 89, 128, 178, 356, 712, 1424, 1753, 2848, 3506, 5696, 7012, 11392, 14024, 28048, 56096, 112192, 156017, 224384, 312034, 624068, 1248136, 2496272, 4992544, 9985088, 19970176]

約数ペア:

[(1, 19970176), (2, 9985088), (4, 4992544), (8, 2496272), (16, 1248136), (32, 624068), (64, 312034), (89, 224384), (128, 156017), (178, 112192), (356, 56096), (712, 28048), (1424, 14024), (1753, 11392), (2848, 7012), (3506, 5696)]