19920696

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{199}}^1$

素因数の和:348

約数の個数: 64

約数和(自身を含む): 51744000

約数和(自身を除く): 31823304

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 86, 97, 129, 172, 194, 199, 258, 291, 344, 388, 398, 516, 582, 597, 776, 796, 1032, 1164, 1194, 1592, 2328, 2388, 4171, 4776, 8342, 8557, 12513, 16684, 17114, 19303, 25026, 25671, 33368, 34228, 38606, 50052, 51342, 57909, 68456, 77212, 100104, 102684, 115818, 154424, 205368, 231636, 463272, 830029, 1660058, 2490087, 3320116, 4980174, 6640232, 9960348, 19920696]

約数ペア:

[(1, 19920696), (2, 9960348), (3, 6640232), (4, 4980174), (6, 3320116), (8, 2490087), (12, 1660058), (24, 830029), (43, 463272), (86, 231636), (97, 205368), (129, 154424), (172, 115818), (194, 102684), (199, 100104), (258, 77212), (291, 68456), (344, 57909), (388, 51342), (398, 50052), (516, 38606), (582, 34228), (597, 33368), (776, 25671), (796, 25026), (1032, 19303), (1164, 17114), (1194, 16684), (1592, 12513), (2328, 8557), (2388, 8342), (4171, 4776)]