19080012

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{877}}^1$

素因数の和:935

約数の個数: 72

約数和(自身を含む): 53248944

約数和(自身を除く): 34168932

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 37, 42, 49, 74, 84, 98, 111, 147, 148, 196, 222, 259, 294, 444, 518, 588, 777, 877, 1036, 1554, 1754, 1813, 2631, 3108, 3508, 3626, 5262, 5439, 6139, 7252, 10524, 10878, 12278, 18417, 21756, 24556, 32449, 36834, 42973, 64898, 73668, 85946, 97347, 128919, 129796, 171892, 194694, 227143, 257838, 389388, 454286, 515676, 681429, 908572, 1362858, 1590001, 2725716, 3180002, 4770003, 6360004, 9540006, 19080012]

約数ペア:

[(1, 19080012), (2, 9540006), (3, 6360004), (4, 4770003), (6, 3180002), (7, 2725716), (12, 1590001), (14, 1362858), (21, 908572), (28, 681429), (37, 515676), (42, 454286), (49, 389388), (74, 257838), (84, 227143), (98, 194694), (111, 171892), (147, 129796), (148, 128919), (196, 97347), (222, 85946), (259, 73668), (294, 64898), (444, 42973), (518, 36834), (588, 32449), (777, 24556), (877, 21756), (1036, 18417), (1554, 12278), (1754, 10878), (1813, 10524), (2631, 7252), (3108, 6139), (3508, 5439), (3626, 5262)]