20195569724

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{222919}}^1$

素因数の和:223034

約数の個数: 48

約数和(自身を含む): 40446604800

約数和(自身を除く): 20251035076

約数列:

[1, 2, 4, 11, 22, 29, 44, 58, 71, 116, 142, 284, 319, 638, 781, 1276, 1562, 2059, 3124, 4118, 8236, 22649, 45298, 90596, 222919, 445838, 891676, 2452109, 4904218, 6464651, 9808436, 12929302, 15827249, 25858604, 31654498, 63308996, 71111161, 142222322, 174099739, 284444644, 348199478, 458990221, 696398956, 917980442, 1835960884, 5048892431, 10097784862, 20195569724]

約数ペア:

[(1, 20195569724), (2, 10097784862), (4, 5048892431), (11, 1835960884), (22, 917980442), (29, 696398956), (44, 458990221), (58, 348199478), (71, 284444644), (116, 174099739), (142, 142222322), (284, 71111161), (319, 63308996), (638, 31654498), (781, 25858604), (1276, 15827249), (1562, 12929302), (2059, 9808436), (3124, 6464651), (4118, 4904218), (8236, 2452109), (22649, 891676), (45298, 445838), (90596, 222919)]