20132874008

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{271}}^1\times {\mathrm{54949}}^1$

素因数の和:55252

約数の個数: 48

約数和(自身を含む): 41027868000

約数和(自身を除く): 20894993992

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 271, 338, 542, 676, 1084, 1352, 2168, 3523, 7046, 14092, 28184, 45799, 54949, 91598, 109898, 183196, 219796, 366392, 439592, 714337, 1428674, 2857348, 5714696, 9286381, 14891179, 18572762, 29782358, 37145524, 59564716, 74291048, 119129432, 193585327, 387170654, 774341308, 1548682616, 2516609251, 5033218502, 10066437004, 20132874008]

約数ペア:

[(1, 20132874008), (2, 10066437004), (4, 5033218502), (8, 2516609251), (13, 1548682616), (26, 774341308), (52, 387170654), (104, 193585327), (169, 119129432), (271, 74291048), (338, 59564716), (542, 37145524), (676, 29782358), (1084, 18572762), (1352, 14891179), (2168, 9286381), (3523, 5714696), (7046, 2857348), (14092, 1428674), (28184, 714337), (45799, 439592), (54949, 366392), (91598, 219796), (109898, 183196)]