19181430

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{3181}}^1$

素因数の和:3261

約数の個数: 48

約数和(自身を含む): 50631984

約数和(自身を除く): 31450554

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 67, 90, 134, 201, 335, 402, 603, 670, 1005, 1206, 2010, 3015, 3181, 6030, 6362, 9543, 15905, 19086, 28629, 31810, 47715, 57258, 95430, 143145, 213127, 286290, 426254, 639381, 1065635, 1278762, 1918143, 2131270, 3196905, 3836286, 6393810, 9590715, 19181430]

約数ペア:

[(1, 19181430), (2, 9590715), (3, 6393810), (5, 3836286), (6, 3196905), (9, 2131270), (10, 1918143), (15, 1278762), (18, 1065635), (30, 639381), (45, 426254), (67, 286290), (90, 213127), (134, 143145), (201, 95430), (335, 57258), (402, 47715), (603, 31810), (670, 28629), (1005, 19086), (1206, 15905), (2010, 9543), (3015, 6362), (3181, 6030)]