17738721868

素因数分解:

$2^2\times 7^2\times {\mathrm{193}}^1\times {\mathrm{283}}^1\times {\mathrm{1657}}^1$

素因数の和:2151

約数の個数: 72

約数和(自身を含む): 36448318032

約数和(自身を除く): 18709596164

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 193, 196, 283, 386, 566, 772, 1132, 1351, 1657, 1981, 2702, 3314, 3962, 5404, 6628, 7924, 9457, 11599, 13867, 18914, 23198, 27734, 37828, 46396, 54619, 55468, 81193, 109238, 162386, 218476, 319801, 324772, 382333, 468931, 639602, 764666, 937862, 1279204, 1529332, 1875724, 2238607, 2676331, 3282517, 4477214, 5352662, 6565034, 8954428, 10705324, 13130068, 15670249, 22977619, 31340498, 45955238, 62680996, 90503683, 91910476, 181007366, 362014732, 633525781, 1267051562, 2534103124, 4434680467, 8869360934, 17738721868]

約数ペア:

[(1, 17738721868), (2, 8869360934), (4, 4434680467), (7, 2534103124), (14, 1267051562), (28, 633525781), (49, 362014732), (98, 181007366), (193, 91910476), (196, 90503683), (283, 62680996), (386, 45955238), (566, 31340498), (772, 22977619), (1132, 15670249), (1351, 13130068), (1657, 10705324), (1981, 8954428), (2702, 6565034), (3314, 5352662), (3962, 4477214), (5404, 3282517), (6628, 2676331), (7924, 2238607), (9457, 1875724), (11599, 1529332), (13867, 1279204), (18914, 937862), (23198, 764666), (27734, 639602), (37828, 468931), (46396, 382333), (54619, 324772), (55468, 319801), (81193, 218476), (109238, 162386)]