19465758

素因数分解:

$2^1\times 3^6\times {\mathrm{13}}^2\times {\mathrm{79}}^1$

素因数の和:125

約数の個数: 84

約数和(自身を含む): 48004560

約数和(自身を除く): 28538802

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 79, 81, 117, 158, 162, 169, 234, 237, 243, 338, 351, 474, 486, 507, 702, 711, 729, 1014, 1027, 1053, 1422, 1458, 1521, 2054, 2106, 2133, 3042, 3081, 3159, 4266, 4563, 6162, 6318, 6399, 9126, 9243, 9477, 12798, 13351, 13689, 18486, 18954, 19197, 26702, 27378, 27729, 38394, 40053, 41067, 55458, 57591, 80106, 82134, 83187, 115182, 120159, 123201, 166374, 240318, 246402, 249561, 360477, 499122, 720954, 748683, 1081431, 1497366, 2162862, 3244293, 6488586, 9732879, 19465758]

約数ペア:

[(1, 19465758), (2, 9732879), (3, 6488586), (6, 3244293), (9, 2162862), (13, 1497366), (18, 1081431), (26, 748683), (27, 720954), (39, 499122), (54, 360477), (78, 249561), (79, 246402), (81, 240318), (117, 166374), (158, 123201), (162, 120159), (169, 115182), (234, 83187), (237, 82134), (243, 80106), (338, 57591), (351, 55458), (474, 41067), (486, 40053), (507, 38394), (702, 27729), (711, 27378), (729, 26702), (1014, 19197), (1027, 18954), (1053, 18486), (1422, 13689), (1458, 13351), (1521, 12798), (2054, 9477), (2106, 9243), (2133, 9126), (3042, 6399), (3081, 6318), (3159, 6162), (4266, 4563)]