19839792

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{431}}^1$

素因数の和:586

約数の個数: 80

約数和(自身を含む): 59139072

約数和(自身を除く): 39299280

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 137, 168, 274, 336, 411, 431, 548, 822, 862, 959, 1096, 1293, 1644, 1724, 1918, 2192, 2586, 2877, 3017, 3288, 3448, 3836, 5172, 5754, 6034, 6576, 6896, 7672, 9051, 10344, 11508, 12068, 15344, 18102, 20688, 23016, 24136, 36204, 46032, 48272, 59047, 72408, 118094, 144816, 177141, 236188, 354282, 413329, 472376, 708564, 826658, 944752, 1239987, 1417128, 1653316, 2479974, 2834256, 3306632, 4959948, 6613264, 9919896, 19839792]

約数ペア:

[(1, 19839792), (2, 9919896), (3, 6613264), (4, 4959948), (6, 3306632), (7, 2834256), (8, 2479974), (12, 1653316), (14, 1417128), (16, 1239987), (21, 944752), (24, 826658), (28, 708564), (42, 472376), (48, 413329), (56, 354282), (84, 236188), (112, 177141), (137, 144816), (168, 118094), (274, 72408), (336, 59047), (411, 48272), (431, 46032), (548, 36204), (822, 24136), (862, 23016), (959, 20688), (1096, 18102), (1293, 15344), (1644, 12068), (1724, 11508), (1918, 10344), (2192, 9051), (2586, 7672), (2877, 6896), (3017, 6576), (3288, 6034), (3448, 5754), (3836, 5172)]