20852026

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{631}}^1$

素因数の和:718

約数の個数: 32

約数和(自身を含む): 35675136

約数和(自身を除く): 14823110

約数列:

[1, 2, 13, 26, 31, 41, 62, 82, 403, 533, 631, 806, 1066, 1262, 1271, 2542, 8203, 16406, 16523, 19561, 25871, 33046, 39122, 51742, 254293, 336323, 508586, 672646, 802001, 1604002, 10426013, 20852026]

約数ペア:

[(1, 20852026), (2, 10426013), (13, 1604002), (26, 802001), (31, 672646), (41, 508586), (62, 336323), (82, 254293), (403, 51742), (533, 39122), (631, 33046), (806, 25871), (1066, 19561), (1262, 16523), (1271, 16406), (2542, 8203)]