19626772

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1381}}^1$

素因数の和:1432

約数の個数: 48

約数和(自身を含む): 41791680

約数和(自身を除く): 22164908

約数列:

[1, 2, 4, 11, 17, 19, 22, 34, 38, 44, 68, 76, 187, 209, 323, 374, 418, 646, 748, 836, 1292, 1381, 2762, 3553, 5524, 7106, 14212, 15191, 23477, 26239, 30382, 46954, 52478, 60764, 93908, 104956, 258247, 288629, 446063, 516494, 577258, 892126, 1032988, 1154516, 1784252, 4906693, 9813386, 19626772]

約数ペア:

[(1, 19626772), (2, 9813386), (4, 4906693), (11, 1784252), (17, 1154516), (19, 1032988), (22, 892126), (34, 577258), (38, 516494), (44, 446063), (68, 288629), (76, 258247), (187, 104956), (209, 93908), (323, 60764), (374, 52478), (418, 46954), (646, 30382), (748, 26239), (836, 23477), (1292, 15191), (1381, 14212), (2762, 7106), (3553, 5524)]