19348175

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2$

素因数の和:93

約数の個数: 72

約数和(自身を含む): 32914560

約数和(自身を除く): 13566385

約数列:

[1, 5, 7, 11, 19, 23, 25, 35, 55, 77, 95, 115, 133, 161, 175, 209, 253, 275, 385, 437, 475, 529, 575, 665, 805, 1045, 1265, 1463, 1771, 1925, 2185, 2645, 3059, 3325, 3703, 4025, 4807, 5225, 5819, 6325, 7315, 8855, 10051, 10925, 13225, 15295, 18515, 24035, 29095, 33649, 36575, 40733, 44275, 50255, 70357, 76475, 92575, 110561, 120175, 145475, 168245, 203665, 251275, 351785, 552805, 773927, 841225, 1018325, 1758925, 2764025, 3869635, 19348175]

約数ペア:

[(1, 19348175), (5, 3869635), (7, 2764025), (11, 1758925), (19, 1018325), (23, 841225), (25, 773927), (35, 552805), (55, 351785), (77, 251275), (95, 203665), (115, 168245), (133, 145475), (161, 120175), (175, 110561), (209, 92575), (253, 76475), (275, 70357), (385, 50255), (437, 44275), (475, 40733), (529, 36575), (575, 33649), (665, 29095), (805, 24035), (1045, 18515), (1265, 15295), (1463, 13225), (1771, 10925), (1925, 10051), (2185, 8855), (2645, 7315), (3059, 6325), (3325, 5819), (3703, 5225), (4025, 4807)]