19356764

素因数分解:

$2^2\times 7^2\times {\mathrm{61}}^1\times {\mathrm{1619}}^1$

素因数の和:1698

約数の個数: 36

約数和(自身を含む): 40075560

約数和(自身を除く): 20718796

約数列:

[1, 2, 4, 7, 14, 28, 49, 61, 98, 122, 196, 244, 427, 854, 1619, 1708, 2989, 3238, 5978, 6476, 11333, 11956, 22666, 45332, 79331, 98759, 158662, 197518, 317324, 395036, 691313, 1382626, 2765252, 4839191, 9678382, 19356764]

約数ペア:

[(1, 19356764), (2, 9678382), (4, 4839191), (7, 2765252), (14, 1382626), (28, 691313), (49, 395036), (61, 317324), (98, 197518), (122, 158662), (196, 98759), (244, 79331), (427, 45332), (854, 22666), (1619, 11956), (1708, 11333), (2989, 6476), (3238, 5978)]