20858752

素因数分解:

$2^7\times {\mathrm{89}}^1\times {\mathrm{1831}}^1$

素因数の和:1934

約数の個数: 32

約数和(自身を含む): 42044400

約数和(自身を除く): 21185648

約数列:

[1, 2, 4, 8, 16, 32, 64, 89, 128, 178, 356, 712, 1424, 1831, 2848, 3662, 5696, 7324, 11392, 14648, 29296, 58592, 117184, 162959, 234368, 325918, 651836, 1303672, 2607344, 5214688, 10429376, 20858752]

約数ペア:

[(1, 20858752), (2, 10429376), (4, 5214688), (8, 2607344), (16, 1303672), (32, 651836), (64, 325918), (89, 234368), (128, 162959), (178, 117184), (356, 58592), (712, 29296), (1424, 14648), (1831, 11392), (2848, 7324), (3662, 5696)]