19192430

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{431}}^1$

素因数の和:572

約数の個数: 32

約数和(自身を含む): 35676288

約数和(自身を除く): 16483858

約数列:

[1, 2, 5, 10, 61, 73, 122, 146, 305, 365, 431, 610, 730, 862, 2155, 4310, 4453, 8906, 22265, 26291, 31463, 44530, 52582, 62926, 131455, 157315, 262910, 314630, 1919243, 3838486, 9596215, 19192430]

約数ペア:

[(1, 19192430), (2, 9596215), (5, 3838486), (10, 1919243), (61, 314630), (73, 262910), (122, 157315), (146, 131455), (305, 62926), (365, 52582), (431, 44530), (610, 31463), (730, 26291), (862, 22265), (2155, 8906), (4310, 4453)]