20199821244

素因数分解:

$2^2\times 3^1\times {\mathrm{409}}^1\times {\mathrm{1549}}^1\times {\mathrm{2657}}^1$

素因数の和:4622

約数の個数: 48

約数和(自身を含む): 47296452000

約数和(自身を除く): 27096630756

約数列:

[1, 2, 3, 4, 6, 12, 409, 818, 1227, 1549, 1636, 2454, 2657, 3098, 4647, 4908, 5314, 6196, 7971, 9294, 10628, 15942, 18588, 31884, 633541, 1086713, 1267082, 1900623, 2173426, 2534164, 3260139, 3801246, 4115693, 4346852, 6520278, 7602492, 8231386, 12347079, 13040556, 16462772, 24694158, 49388316, 1683318437, 3366636874, 5049955311, 6733273748, 10099910622, 20199821244]

約数ペア:

[(1, 20199821244), (2, 10099910622), (3, 6733273748), (4, 5049955311), (6, 3366636874), (12, 1683318437), (409, 49388316), (818, 24694158), (1227, 16462772), (1549, 13040556), (1636, 12347079), (2454, 8231386), (2657, 7602492), (3098, 6520278), (4647, 4346852), (4908, 4115693), (5314, 3801246), (6196, 3260139), (7971, 2534164), (9294, 2173426), (10628, 1900623), (15942, 1267082), (18588, 1086713), (31884, 633541)]