19001772

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{433}}^1$

素因数の和:519

約数の個数: 72

約数和(自身を含む): 51184224

約数和(自身を除く): 32182452

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 53, 69, 92, 106, 138, 159, 207, 212, 276, 318, 414, 433, 477, 636, 828, 866, 954, 1219, 1299, 1732, 1908, 2438, 2598, 3657, 3897, 4876, 5196, 7314, 7794, 9959, 10971, 14628, 15588, 19918, 21942, 22949, 29877, 39836, 43884, 45898, 59754, 68847, 89631, 91796, 119508, 137694, 179262, 206541, 275388, 358524, 413082, 527827, 826164, 1055654, 1583481, 2111308, 3166962, 4750443, 6333924, 9500886, 19001772]

約数ペア:

[(1, 19001772), (2, 9500886), (3, 6333924), (4, 4750443), (6, 3166962), (9, 2111308), (12, 1583481), (18, 1055654), (23, 826164), (36, 527827), (46, 413082), (53, 358524), (69, 275388), (92, 206541), (106, 179262), (138, 137694), (159, 119508), (207, 91796), (212, 89631), (276, 68847), (318, 59754), (414, 45898), (433, 43884), (477, 39836), (636, 29877), (828, 22949), (866, 21942), (954, 19918), (1219, 15588), (1299, 14628), (1732, 10971), (1908, 9959), (2438, 7794), (2598, 7314), (3657, 5196), (3897, 4876)]