20188986972

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{1986323}}^1$

素因数の和:1986359

約数の個数: 72

約数和(自身を含む): 59176564608

約数和(自身を除く): 38987577636

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 66, 77, 84, 121, 132, 154, 231, 242, 308, 363, 462, 484, 726, 847, 924, 1452, 1694, 2541, 3388, 5082, 10164, 1986323, 3972646, 5958969, 7945292, 11917938, 13904261, 21849553, 23835876, 27808522, 41712783, 43699106, 55617044, 65548659, 83425566, 87398212, 131097318, 152946871, 166851132, 240345083, 262194636, 305893742, 458840613, 480690166, 611787484, 721035249, 917681226, 961380332, 1442070498, 1682415581, 1835362452, 2884140996, 3364831162, 5047246743, 6729662324, 10094493486, 20188986972]

約数ペア:

[(1, 20188986972), (2, 10094493486), (3, 6729662324), (4, 5047246743), (6, 3364831162), (7, 2884140996), (11, 1835362452), (12, 1682415581), (14, 1442070498), (21, 961380332), (22, 917681226), (28, 721035249), (33, 611787484), (42, 480690166), (44, 458840613), (66, 305893742), (77, 262194636), (84, 240345083), (121, 166851132), (132, 152946871), (154, 131097318), (231, 87398212), (242, 83425566), (308, 65548659), (363, 55617044), (462, 43699106), (484, 41712783), (726, 27808522), (847, 23835876), (924, 21849553), (1452, 13904261), (1694, 11917938), (2541, 7945292), (3388, 5958969), (5082, 3972646), (10164, 1986323)]