20187970527

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{379}}^1\times {\mathrm{743}}^1\times {\mathrm{1039}}^1$

素因数の和:2187

約数の個数: 32

約数和(自身を含む): 28226764800

約数和(自身を除く): 8038794273

約数列:

[1, 3, 23, 69, 379, 743, 1039, 1137, 2229, 3117, 8717, 17089, 23897, 26151, 51267, 71691, 281597, 393781, 771977, 844791, 1181343, 2315931, 6476731, 9056963, 17755471, 19430193, 27170889, 53266413, 292579283, 877737849, 6729323509, 20187970527]

約数ペア:

[(1, 20187970527), (3, 6729323509), (23, 877737849), (69, 292579283), (379, 53266413), (743, 27170889), (1039, 19430193), (1137, 17755471), (2229, 9056963), (3117, 6476731), (8717, 2315931), (17089, 1181343), (23897, 844791), (26151, 771977), (51267, 393781), (71691, 281597)]