20838762

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1901}}^1$

素因数の和:1948

約数の個数: 64

約数和(自身を含む): 54777600

約数和(自身を除く): 33938838

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 29, 42, 54, 58, 63, 87, 126, 174, 189, 203, 261, 378, 406, 522, 609, 783, 1218, 1566, 1827, 1901, 3654, 3802, 5481, 5703, 10962, 11406, 13307, 17109, 26614, 34218, 39921, 51327, 55129, 79842, 102654, 110258, 119763, 165387, 239526, 330774, 359289, 385903, 496161, 718578, 771806, 992322, 1157709, 1488483, 2315418, 2976966, 3473127, 6946254, 10419381, 20838762]

約数ペア:

[(1, 20838762), (2, 10419381), (3, 6946254), (6, 3473127), (7, 2976966), (9, 2315418), (14, 1488483), (18, 1157709), (21, 992322), (27, 771806), (29, 718578), (42, 496161), (54, 385903), (58, 359289), (63, 330774), (87, 239526), (126, 165387), (174, 119763), (189, 110258), (203, 102654), (261, 79842), (378, 55129), (406, 51327), (522, 39921), (609, 34218), (783, 26614), (1218, 17109), (1566, 13307), (1827, 11406), (1901, 10962), (3654, 5703), (3802, 5481)]