202009064

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{21787}}^1$

素因数の和:21873

約数の個数: 32

約数和(自身を含む): 405256800

約数和(自身を除く): 203247736

約数列:

[1, 2, 4, 8, 19, 38, 61, 76, 122, 152, 244, 488, 1159, 2318, 4636, 9272, 21787, 43574, 87148, 174296, 413953, 827906, 1329007, 1655812, 2658014, 3311624, 5316028, 10632056, 25251133, 50502266, 101004532, 202009064]

約数ペア:

[(1, 202009064), (2, 101004532), (4, 50502266), (8, 25251133), (19, 10632056), (38, 5316028), (61, 3311624), (76, 2658014), (122, 1655812), (152, 1329007), (244, 827906), (488, 413953), (1159, 174296), (2318, 87148), (4636, 43574), (9272, 21787)]