219718964

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{761}}^1$

素因数の和:944

約数の個数: 48

約数和(自身を含む): 422452800

約数和(自身を除く): 202733836

約数列:

[1, 2, 4, 19, 29, 38, 58, 76, 116, 131, 262, 524, 551, 761, 1102, 1522, 2204, 2489, 3044, 3799, 4978, 7598, 9956, 14459, 15196, 22069, 28918, 44138, 57836, 72181, 88276, 99691, 144362, 199382, 288724, 398764, 419311, 838622, 1677244, 1894129, 2891039, 3788258, 5782078, 7576516, 11564156, 54929741, 109859482, 219718964]

約数ペア:

[(1, 219718964), (2, 109859482), (4, 54929741), (19, 11564156), (29, 7576516), (38, 5782078), (58, 3788258), (76, 2891039), (116, 1894129), (131, 1677244), (262, 838622), (524, 419311), (551, 398764), (761, 288724), (1102, 199382), (1522, 144362), (2204, 99691), (2489, 88276), (3044, 72181), (3799, 57836), (4978, 44138), (7598, 28918), (9956, 22069), (14459, 15196)]