19587722

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{373}}^1$

素因数の和:435

約数の個数: 48

約数和(自身を含む): 38201856

約数和(自身を除く): 18614134

約数列:

[1, 2, 7, 11, 14, 22, 31, 62, 77, 121, 154, 217, 242, 341, 373, 434, 682, 746, 847, 1694, 2387, 2611, 3751, 4103, 4774, 5222, 7502, 8206, 11563, 23126, 26257, 28721, 45133, 52514, 57442, 80941, 90266, 127193, 161882, 254386, 315931, 631862, 890351, 1399123, 1780702, 2798246, 9793861, 19587722]

約数ペア:

[(1, 19587722), (2, 9793861), (7, 2798246), (11, 1780702), (14, 1399123), (22, 890351), (31, 631862), (62, 315931), (77, 254386), (121, 161882), (154, 127193), (217, 90266), (242, 80941), (341, 57442), (373, 52514), (434, 45133), (682, 28721), (746, 26257), (847, 23126), (1694, 11563), (2387, 8206), (2611, 7502), (3751, 5222), (4103, 4774)]