2019912830

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{145213}}^1$

素因数の和:145340

約数の個数: 32

約数和(自身を含む): 3952144224

約数和(自身を除く): 1932231394

約数列:

[1, 2, 5, 10, 13, 26, 65, 107, 130, 214, 535, 1070, 1391, 2782, 6955, 13910, 145213, 290426, 726065, 1452130, 1887769, 3775538, 9438845, 15537791, 18877690, 31075582, 77688955, 155377910, 201991283, 403982566, 1009956415, 2019912830]

約数ペア:

[(1, 2019912830), (2, 1009956415), (5, 403982566), (10, 201991283), (13, 155377910), (26, 77688955), (65, 31075582), (107, 18877690), (130, 15537791), (214, 9438845), (535, 3775538), (1070, 1887769), (1391, 1452130), (2782, 726065), (6955, 290426), (13910, 145213)]