20565534544

素因数分解:

$2^4\times {\mathrm{223}}^1\times {\mathrm{461}}^1\times {\mathrm{12503}}^1$

素因数の和:13195

約数の個数: 40

約数和(自身を含む): 40114432512

約数和(自身を除く): 19548897968

約数列:

[1, 2, 4, 8, 16, 223, 446, 461, 892, 922, 1784, 1844, 3568, 3688, 7376, 12503, 25006, 50012, 100024, 102803, 200048, 205606, 411212, 822424, 1644848, 2788169, 5576338, 5763883, 11152676, 11527766, 22305352, 23055532, 44610704, 46111064, 92222128, 1285345909, 2570691818, 5141383636, 10282767272, 20565534544]

約数ペア:

[(1, 20565534544), (2, 10282767272), (4, 5141383636), (8, 2570691818), (16, 1285345909), (223, 92222128), (446, 46111064), (461, 44610704), (892, 23055532), (922, 22305352), (1784, 11527766), (1844, 11152676), (3568, 5763883), (3688, 5576338), (7376, 2788169), (12503, 1644848), (25006, 822424), (50012, 411212), (100024, 205606), (102803, 200048)]