18353636

素因数分解:

$2^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{3229}}^1$

素因数の和:3276

約数の個数: 36

約数和(自身を含む): 38663100

約数和(自身を除く): 20309464

約数列:

[1, 2, 4, 7, 14, 28, 29, 49, 58, 98, 116, 196, 203, 406, 812, 1421, 2842, 3229, 5684, 6458, 12916, 22603, 45206, 90412, 93641, 158221, 187282, 316442, 374564, 632884, 655487, 1310974, 2621948, 4588409, 9176818, 18353636]

約数ペア:

[(1, 18353636), (2, 9176818), (4, 4588409), (7, 2621948), (14, 1310974), (28, 655487), (29, 632884), (49, 374564), (58, 316442), (98, 187282), (116, 158221), (196, 93641), (203, 90412), (406, 45206), (812, 22603), (1421, 12916), (2842, 6458), (3229, 5684)]