19486792072

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{439}}^1\times {\mathrm{13633}}^1$

素因数の和:14126

約数の個数: 64

約数和(自身を含む): 41032886400

約数和(自身を除く): 21546094328

約数列:

[1, 2, 4, 8, 11, 22, 37, 44, 74, 88, 148, 296, 407, 439, 814, 878, 1628, 1756, 3256, 3512, 4829, 9658, 13633, 16243, 19316, 27266, 32486, 38632, 54532, 64972, 109064, 129944, 149963, 178673, 299926, 357346, 504421, 599852, 714692, 1008842, 1199704, 1429384, 2017684, 4035368, 5548631, 5984887, 11097262, 11969774, 22194524, 23939548, 44389048, 47879096, 65833757, 131667514, 221440819, 263335028, 442881638, 526670056, 885763276, 1771526552, 2435849009, 4871698018, 9743396036, 19486792072]

約数ペア:

[(1, 19486792072), (2, 9743396036), (4, 4871698018), (8, 2435849009), (11, 1771526552), (22, 885763276), (37, 526670056), (44, 442881638), (74, 263335028), (88, 221440819), (148, 131667514), (296, 65833757), (407, 47879096), (439, 44389048), (814, 23939548), (878, 22194524), (1628, 11969774), (1756, 11097262), (3256, 5984887), (3512, 5548631), (4829, 4035368), (9658, 2017684), (13633, 1429384), (16243, 1199704), (19316, 1008842), (27266, 714692), (32486, 599852), (38632, 504421), (54532, 357346), (64972, 299926), (109064, 178673), (129944, 149963)]