19395026

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:159

約数の個数: 64

約数和(自身を含む): 37601280

約数和(自身を除く): 18206254

約数列:

[1, 2, 7, 14, 23, 29, 31, 46, 58, 62, 67, 134, 161, 203, 217, 322, 406, 434, 469, 667, 713, 899, 938, 1334, 1426, 1541, 1798, 1943, 2077, 3082, 3886, 4154, 4669, 4991, 6293, 9338, 9982, 10787, 12586, 13601, 14539, 20677, 21574, 27202, 29078, 41354, 44689, 47771, 60233, 89378, 95542, 120466, 144739, 289478, 312823, 334397, 421631, 625646, 668794, 843262, 1385359, 2770718, 9697513, 19395026]

約数ペア:

[(1, 19395026), (2, 9697513), (7, 2770718), (14, 1385359), (23, 843262), (29, 668794), (31, 625646), (46, 421631), (58, 334397), (62, 312823), (67, 289478), (134, 144739), (161, 120466), (203, 95542), (217, 89378), (322, 60233), (406, 47771), (434, 44689), (469, 41354), (667, 29078), (713, 27202), (899, 21574), (938, 20677), (1334, 14539), (1426, 13601), (1541, 12586), (1798, 10787), (1943, 9982), (2077, 9338), (3082, 6293), (3886, 4991), (4154, 4669)]