20122720013

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{70639}}^1$

素因数の和:70745

約数の個数: 32

約数和(自身を含む): 24413184000

約数和(自身を除く): 4290463987

約数列:

[1, 11, 19, 29, 47, 209, 319, 517, 551, 893, 1363, 6061, 9823, 14993, 25897, 70639, 284867, 777029, 1342141, 2048531, 3320033, 14763551, 22533841, 36520363, 38922089, 63080627, 96280957, 428142979, 693886897, 1059090527, 1829338183, 20122720013]

約数ペア:

[(1, 20122720013), (11, 1829338183), (19, 1059090527), (29, 693886897), (47, 428142979), (209, 96280957), (319, 63080627), (517, 38922089), (551, 36520363), (893, 22533841), (1363, 14763551), (6061, 3320033), (9823, 2048531), (14993, 1342141), (25897, 777029), (70639, 284867)]