20152174644

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{281}}^1\times {\mathrm{284587}}^1$

素因数の和:284885

約数の個数: 72

約数和(自身を含む): 58424778048

約数和(自身を除く): 38272603404

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 281, 562, 843, 1124, 1686, 1967, 2529, 3372, 3934, 5058, 5901, 7868, 10116, 11802, 17703, 23604, 35406, 70812, 284587, 569174, 853761, 1138348, 1707522, 1992109, 2561283, 3415044, 3984218, 5122566, 5976327, 7968436, 10245132, 11952654, 17928981, 23905308, 35857962, 71715924, 79968947, 159937894, 239906841, 319875788, 479813682, 559782629, 719720523, 959627364, 1119565258, 1439441046, 1679347887, 2239130516, 2878882092, 3358695774, 5038043661, 6717391548, 10076087322, 20152174644]

約数ペア:

[(1, 20152174644), (2, 10076087322), (3, 6717391548), (4, 5038043661), (6, 3358695774), (7, 2878882092), (9, 2239130516), (12, 1679347887), (14, 1439441046), (18, 1119565258), (21, 959627364), (28, 719720523), (36, 559782629), (42, 479813682), (63, 319875788), (84, 239906841), (126, 159937894), (252, 79968947), (281, 71715924), (562, 35857962), (843, 23905308), (1124, 17928981), (1686, 11952654), (1967, 10245132), (2529, 7968436), (3372, 5976327), (3934, 5122566), (5058, 3984218), (5901, 3415044), (7868, 2561283), (10116, 1992109), (11802, 1707522), (17703, 1138348), (23604, 853761), (35406, 569174), (70812, 284587)]