16911960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{293}}^1$

素因数の和:357

約数の個数: 128

約数和(自身を含む): 56306880

約数和(自身を除く): 39394920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 37, 39, 40, 52, 60, 65, 74, 78, 104, 111, 120, 130, 148, 156, 185, 195, 222, 260, 293, 296, 312, 370, 390, 444, 481, 520, 555, 586, 740, 780, 879, 888, 962, 1110, 1172, 1443, 1465, 1480, 1560, 1758, 1924, 2220, 2344, 2405, 2886, 2930, 3516, 3809, 3848, 4395, 4440, 4810, 5772, 5860, 7032, 7215, 7618, 8790, 9620, 10841, 11427, 11544, 11720, 14430, 15236, 17580, 19045, 19240, 21682, 22854, 28860, 30472, 32523, 35160, 38090, 43364, 45708, 54205, 57135, 57720, 65046, 76180, 86728, 91416, 108410, 114270, 130092, 140933, 152360, 162615, 216820, 228540, 260184, 281866, 325230, 422799, 433640, 457080, 563732, 650460, 704665, 845598, 1127464, 1300920, 1409330, 1691196, 2113995, 2818660, 3382392, 4227990, 5637320, 8455980, 16911960]

約数ペア:

[(1, 16911960), (2, 8455980), (3, 5637320), (4, 4227990), (5, 3382392), (6, 2818660), (8, 2113995), (10, 1691196), (12, 1409330), (13, 1300920), (15, 1127464), (20, 845598), (24, 704665), (26, 650460), (30, 563732), (37, 457080), (39, 433640), (40, 422799), (52, 325230), (60, 281866), (65, 260184), (74, 228540), (78, 216820), (104, 162615), (111, 152360), (120, 140933), (130, 130092), (148, 114270), (156, 108410), (185, 91416), (195, 86728), (222, 76180), (260, 65046), (293, 57720), (296, 57135), (312, 54205), (370, 45708), (390, 43364), (444, 38090), (481, 35160), (520, 32523), (555, 30472), (586, 28860), (740, 22854), (780, 21682), (879, 19240), (888, 19045), (962, 17580), (1110, 15236), (1172, 14430), (1443, 11720), (1465, 11544), (1480, 11427), (1560, 10841), (1758, 9620), (1924, 8790), (2220, 7618), (2344, 7215), (2405, 7032), (2886, 5860), (2930, 5772), (3516, 4810), (3809, 4440), (3848, 4395)]