20342227664

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{431}}^1\times {\mathrm{24379}}^1$

素因数の和:24840

約数の個数: 60

約数和(自身を含む): 43424095680

約数和(自身を除く): 23081868016

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 121, 176, 242, 431, 484, 862, 968, 1724, 1936, 3448, 4741, 6896, 9482, 18964, 24379, 37928, 48758, 52151, 75856, 97516, 104302, 195032, 208604, 268169, 390064, 417208, 536338, 834416, 1072676, 2145352, 2949859, 4290704, 5899718, 10507349, 11799436, 21014698, 23598872, 42029396, 47197744, 84058792, 115580839, 168117584, 231161678, 462323356, 924646712, 1271389229, 1849293424, 2542778458, 5085556916, 10171113832, 20342227664]

約数ペア:

[(1, 20342227664), (2, 10171113832), (4, 5085556916), (8, 2542778458), (11, 1849293424), (16, 1271389229), (22, 924646712), (44, 462323356), (88, 231161678), (121, 168117584), (176, 115580839), (242, 84058792), (431, 47197744), (484, 42029396), (862, 23598872), (968, 21014698), (1724, 11799436), (1936, 10507349), (3448, 5899718), (4741, 4290704), (6896, 2949859), (9482, 2145352), (18964, 1072676), (24379, 834416), (37928, 536338), (48758, 417208), (52151, 390064), (75856, 268169), (97516, 208604), (104302, 195032)]