20235171

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{547}}^1$

素因数の和:639

約数の個数: 32

約数和(自身を含む): 31564800

約数和(自身を除く): 11329629

約数列:

[1, 3, 11, 19, 33, 57, 59, 177, 209, 547, 627, 649, 1121, 1641, 1947, 3363, 6017, 10393, 12331, 18051, 31179, 32273, 36993, 96819, 114323, 342969, 355003, 613187, 1065009, 1839561, 6745057, 20235171]

約数ペア:

[(1, 20235171), (3, 6745057), (11, 1839561), (19, 1065009), (33, 613187), (57, 355003), (59, 342969), (177, 114323), (209, 96819), (547, 36993), (627, 32273), (649, 31179), (1121, 18051), (1641, 12331), (1947, 10393), (3363, 6017)]