19825430

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{2063}}^1$

素因数の和:2132

約数の個数: 24

約数和(自身を含む): 36891936

約数和(自身を除く): 17066506

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 961, 1922, 2063, 4126, 4805, 9610, 10315, 20630, 63953, 127906, 319765, 639530, 1982543, 3965086, 9912715, 19825430]

約数ペア:

[(1, 19825430), (2, 9912715), (5, 3965086), (10, 1982543), (31, 639530), (62, 319765), (155, 127906), (310, 63953), (961, 20630), (1922, 10315), (2063, 9610), (4126, 4805)]