19679244

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{1249}}^1$

素因数の和:1370

約数の個数: 48

約数和(自身を含む): 49980000

約数和(自身を除く): 30300756

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 101, 156, 202, 303, 404, 606, 1212, 1249, 1313, 2498, 2626, 3747, 3939, 4996, 5252, 7494, 7878, 14988, 15756, 16237, 32474, 48711, 64948, 97422, 126149, 194844, 252298, 378447, 504596, 756894, 1513788, 1639937, 3279874, 4919811, 6559748, 9839622, 19679244]

約数ペア:

[(1, 19679244), (2, 9839622), (3, 6559748), (4, 4919811), (6, 3279874), (12, 1639937), (13, 1513788), (26, 756894), (39, 504596), (52, 378447), (78, 252298), (101, 194844), (156, 126149), (202, 97422), (303, 64948), (404, 48711), (606, 32474), (1212, 16237), (1249, 15756), (1313, 14988), (2498, 7878), (2626, 7494), (3747, 5252), (3939, 4996)]