19912318338

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{1743941}}^1$

素因数の和:1744130

約数の個数: 32

約数和(自身を含む): 43696210752

約数和(自身を除く): 23783892414

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 173, 346, 519, 1038, 1903, 3806, 5709, 11418, 1743941, 3487882, 5231823, 10463646, 19183351, 38366702, 57550053, 115100106, 301701793, 603403586, 905105379, 1810210758, 3318719723, 6637439446, 9956159169, 19912318338]

約数ペア:

[(1, 19912318338), (2, 9956159169), (3, 6637439446), (6, 3318719723), (11, 1810210758), (22, 905105379), (33, 603403586), (66, 301701793), (173, 115100106), (346, 57550053), (519, 38366702), (1038, 19183351), (1903, 10463646), (3806, 5231823), (5709, 3487882), (11418, 1743941)]