19681206

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{1229}}^1$

素因数の和:1408

約数の個数: 32

約数和(自身を含む): 41977440

約数和(自身を除く): 22296234

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 157, 314, 471, 942, 1229, 2458, 2669, 3687, 5338, 7374, 8007, 16014, 20893, 41786, 62679, 125358, 192953, 385906, 578859, 1157718, 3280201, 6560402, 9840603, 19681206]

約数ペア:

[(1, 19681206), (2, 9840603), (3, 6560402), (6, 3280201), (17, 1157718), (34, 578859), (51, 385906), (102, 192953), (157, 125358), (314, 62679), (471, 41786), (942, 20893), (1229, 16014), (2458, 8007), (2669, 7374), (3687, 5338)]