20082699

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1$

素因数の和:177

約数の個数: 72

約数和(自身を含む): 37844352

約数和(自身を除く): 17761653

約数列:

[1, 3, 7, 9, 13, 21, 31, 39, 49, 63, 91, 93, 113, 117, 147, 217, 273, 279, 339, 403, 441, 637, 651, 791, 819, 1017, 1209, 1469, 1519, 1911, 1953, 2373, 2821, 3503, 3627, 4407, 4557, 5537, 5733, 7119, 8463, 10283, 10509, 13221, 13671, 16611, 19747, 24521, 25389, 30849, 31527, 45539, 49833, 59241, 71981, 73563, 92547, 136617, 171647, 177723, 215943, 220689, 318773, 409851, 514941, 647829, 956319, 1544823, 2231411, 2868957, 6694233, 20082699]

約数ペア:

[(1, 20082699), (3, 6694233), (7, 2868957), (9, 2231411), (13, 1544823), (21, 956319), (31, 647829), (39, 514941), (49, 409851), (63, 318773), (91, 220689), (93, 215943), (113, 177723), (117, 171647), (147, 136617), (217, 92547), (273, 73563), (279, 71981), (339, 59241), (403, 49833), (441, 45539), (637, 31527), (651, 30849), (791, 25389), (819, 24521), (1017, 19747), (1209, 16611), (1469, 13671), (1519, 13221), (1911, 10509), (1953, 10283), (2373, 8463), (2821, 7119), (3503, 5733), (3627, 5537), (4407, 4557)]