16689803648

素因数分解:

$2^7\times 7^1\times {\mathrm{167}}^1\times {\mathrm{111539}}^1$

素因数の和:111727

約数の個数: 64

約数和(自身を含む): 38226988800

約数和(自身を除く): 21537185152

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 167, 224, 334, 448, 668, 896, 1169, 1336, 2338, 2672, 4676, 5344, 9352, 10688, 18704, 21376, 37408, 74816, 111539, 149632, 223078, 446156, 780773, 892312, 1561546, 1784624, 3123092, 3569248, 6246184, 7138496, 12492368, 14276992, 18627013, 24984736, 37254026, 49969472, 74508052, 99938944, 130389091, 149016104, 260778182, 298032208, 521556364, 596064416, 1043112728, 1192128832, 2086225456, 2384257664, 4172450912, 8344901824, 16689803648]

約数ペア:

[(1, 16689803648), (2, 8344901824), (4, 4172450912), (7, 2384257664), (8, 2086225456), (14, 1192128832), (16, 1043112728), (28, 596064416), (32, 521556364), (56, 298032208), (64, 260778182), (112, 149016104), (128, 130389091), (167, 99938944), (224, 74508052), (334, 49969472), (448, 37254026), (668, 24984736), (896, 18627013), (1169, 14276992), (1336, 12492368), (2338, 7138496), (2672, 6246184), (4676, 3569248), (5344, 3123092), (9352, 1784624), (10688, 1561546), (18704, 892312), (21376, 780773), (37408, 446156), (74816, 223078), (111539, 149632)]