19479804

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{433}}^1$

素因数の和:626

約数の個数: 48

約数和(自身を含む): 47830272

約数和(自身を除く): 28350468

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 163, 276, 326, 433, 489, 652, 866, 978, 1299, 1732, 1956, 2598, 3749, 5196, 7498, 9959, 11247, 14996, 19918, 22494, 29877, 39836, 44988, 59754, 70579, 119508, 141158, 211737, 282316, 423474, 846948, 1623317, 3246634, 4869951, 6493268, 9739902, 19479804]

約数ペア:

[(1, 19479804), (2, 9739902), (3, 6493268), (4, 4869951), (6, 3246634), (12, 1623317), (23, 846948), (46, 423474), (69, 282316), (92, 211737), (138, 141158), (163, 119508), (276, 70579), (326, 59754), (433, 44988), (489, 39836), (652, 29877), (866, 22494), (978, 19918), (1299, 14996), (1732, 11247), (1956, 9959), (2598, 7498), (3749, 5196)]