19181836611

素因数分解:

$3^3\times 7^1\times {\mathrm{821}}^1\times {\mathrm{123619}}^1$

素因数の和:124456

約数の個数: 32

約数和(自身を含む): 32517004800

約数和(自身を除く): 13335168189

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 821, 2463, 5747, 7389, 17241, 22167, 51723, 123619, 155169, 370857, 865333, 1112571, 2595999, 3337713, 7787997, 23363991, 101491199, 304473597, 710438393, 913420791, 2131315179, 2740262373, 6393945537, 19181836611]

約数ペア:

[(1, 19181836611), (3, 6393945537), (7, 2740262373), (9, 2131315179), (21, 913420791), (27, 710438393), (63, 304473597), (189, 101491199), (821, 23363991), (2463, 7787997), (5747, 3337713), (7389, 2595999), (17241, 1112571), (22167, 865333), (51723, 370857), (123619, 155169)]