19667452

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{457}}^1$

素因数の和:550

約数の個数: 48

約数和(自身を含む): 41549760

約数和(自身を除く): 21882308

約数列:

[1, 2, 4, 7, 14, 28, 29, 53, 58, 106, 116, 203, 212, 371, 406, 457, 742, 812, 914, 1484, 1537, 1828, 3074, 3199, 6148, 6398, 10759, 12796, 13253, 21518, 24221, 26506, 43036, 48442, 53012, 92771, 96884, 169547, 185542, 339094, 371084, 678188, 702409, 1404818, 2809636, 4916863, 9833726, 19667452]

約数ペア:

[(1, 19667452), (2, 9833726), (4, 4916863), (7, 2809636), (14, 1404818), (28, 702409), (29, 678188), (53, 371084), (58, 339094), (106, 185542), (116, 169547), (203, 96884), (212, 92771), (371, 53012), (406, 48442), (457, 43036), (742, 26506), (812, 24221), (914, 21518), (1484, 13253), (1537, 12796), (1828, 10759), (3074, 6398), (3199, 6148)]