19477848

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{383}}^1$

素因数の和:568

約数の個数: 64

約数和(自身を含む): 52899840

約数和(自身を除く): 33421992

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 163, 312, 326, 383, 489, 652, 766, 978, 1149, 1304, 1532, 1956, 2119, 2298, 3064, 3912, 4238, 4596, 4979, 6357, 8476, 9192, 9958, 12714, 14937, 16952, 19916, 25428, 29874, 39832, 50856, 59748, 62429, 119496, 124858, 187287, 249716, 374574, 499432, 749148, 811577, 1498296, 1623154, 2434731, 3246308, 4869462, 6492616, 9738924, 19477848]

約数ペア:

[(1, 19477848), (2, 9738924), (3, 6492616), (4, 4869462), (6, 3246308), (8, 2434731), (12, 1623154), (13, 1498296), (24, 811577), (26, 749148), (39, 499432), (52, 374574), (78, 249716), (104, 187287), (156, 124858), (163, 119496), (312, 62429), (326, 59748), (383, 50856), (489, 39832), (652, 29874), (766, 25428), (978, 19916), (1149, 16952), (1304, 14937), (1532, 12714), (1956, 9958), (2119, 9192), (2298, 8476), (3064, 6357), (3912, 4979), (4238, 4596)]