19713889044

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{870601}}^1$

素因数の和:870665

約数の個数: 72

約数和(自身を含む): 54189750888

約数和(自身を除く): 34475861844

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 37, 51, 68, 74, 102, 111, 148, 153, 204, 222, 306, 333, 444, 612, 629, 666, 1258, 1332, 1887, 2516, 3774, 5661, 7548, 11322, 22644, 870601, 1741202, 2611803, 3482404, 5223606, 7835409, 10447212, 14800217, 15670818, 29600434, 31341636, 32212237, 44400651, 59200868, 64424474, 88801302, 96636711, 128848948, 133201953, 177602604, 193273422, 266403906, 289910133, 386546844, 532807812, 547608029, 579820266, 1095216058, 1159640532, 1642824087, 2190432116, 3285648174, 4928472261, 6571296348, 9856944522, 19713889044]

約数ペア:

[(1, 19713889044), (2, 9856944522), (3, 6571296348), (4, 4928472261), (6, 3285648174), (9, 2190432116), (12, 1642824087), (17, 1159640532), (18, 1095216058), (34, 579820266), (36, 547608029), (37, 532807812), (51, 386546844), (68, 289910133), (74, 266403906), (102, 193273422), (111, 177602604), (148, 133201953), (153, 128848948), (204, 96636711), (222, 88801302), (306, 64424474), (333, 59200868), (444, 44400651), (612, 32212237), (629, 31341636), (666, 29600434), (1258, 15670818), (1332, 14800217), (1887, 10447212), (2516, 7835409), (3774, 5223606), (5661, 3482404), (7548, 2611803), (11322, 1741202), (22644, 870601)]