664928636

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{67}}^2\times {\mathrm{1949}}^1$

素因数の和:2106

約数の個数: 36

約数和(自身を含む): 1244061000

約数和(自身を除く): 579132364

約数列:

[1, 2, 4, 19, 38, 67, 76, 134, 268, 1273, 1949, 2546, 3898, 4489, 5092, 7796, 8978, 17956, 37031, 74062, 85291, 130583, 148124, 170582, 261166, 341164, 522332, 2481077, 4962154, 8749061, 9924308, 17498122, 34996244, 166232159, 332464318, 664928636]

約数ペア:

[(1, 664928636), (2, 332464318), (4, 166232159), (19, 34996244), (38, 17498122), (67, 9924308), (76, 8749061), (134, 4962154), (268, 2481077), (1273, 522332), (1949, 341164), (2546, 261166), (3898, 170582), (4489, 148124), (5092, 130583), (7796, 85291), (8978, 74062), (17956, 37031)]