20180996694

素因数分解:

$2^1\times 3^3\times {\mathrm{21391}}^1\times {\mathrm{17471}}^1$

素因数の和:38873

約数の個数: 32

約数和(自身を含む): 44851322880

約数和(自身を除く): 24670326186

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 17471, 21391, 34942, 42782, 52413, 64173, 104826, 128346, 157239, 192519, 314478, 385038, 471717, 577557, 943434, 1155114, 373722161, 747444322, 1121166483, 2242332966, 3363499449, 6726998898, 10090498347, 20180996694]

約数ペア:

[(1, 20180996694), (2, 10090498347), (3, 6726998898), (6, 3363499449), (9, 2242332966), (18, 1121166483), (27, 747444322), (54, 373722161), (17471, 1155114), (21391, 943434), (34942, 577557), (42782, 471717), (52413, 385038), (64173, 314478), (104826, 192519), (128346, 157239)]