19804422

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{929}}^1$

素因数の和:981

約数の個数: 64

約数和(自身を含む): 48211200

約数和(自身を除く): 28406778

約数列:

[1, 2, 3, 6, 11, 17, 19, 22, 33, 34, 38, 51, 57, 66, 102, 114, 187, 209, 323, 374, 418, 561, 627, 646, 929, 969, 1122, 1254, 1858, 1938, 2787, 3553, 5574, 7106, 10219, 10659, 15793, 17651, 20438, 21318, 30657, 31586, 35302, 47379, 52953, 61314, 94758, 105906, 173723, 194161, 300067, 347446, 388322, 521169, 582483, 600134, 900201, 1042338, 1164966, 1800402, 3300737, 6601474, 9902211, 19804422]

約数ペア:

[(1, 19804422), (2, 9902211), (3, 6601474), (6, 3300737), (11, 1800402), (17, 1164966), (19, 1042338), (22, 900201), (33, 600134), (34, 582483), (38, 521169), (51, 388322), (57, 347446), (66, 300067), (102, 194161), (114, 173723), (187, 105906), (209, 94758), (323, 61314), (374, 52953), (418, 47379), (561, 35302), (627, 31586), (646, 30657), (929, 21318), (969, 20438), (1122, 17651), (1254, 15793), (1858, 10659), (1938, 10219), (2787, 7106), (3553, 5574)]