19190912

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{607}}^1$

素因数の和:653

約数の個数: 64

約数和(自身を含む): 43411200

約数和(自身を除く): 24220288

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 64, 76, 104, 128, 152, 208, 247, 304, 416, 494, 607, 608, 832, 988, 1214, 1216, 1664, 1976, 2428, 2432, 3952, 4856, 7891, 7904, 9712, 11533, 15782, 15808, 19424, 23066, 31564, 31616, 38848, 46132, 63128, 77696, 92264, 126256, 149929, 184528, 252512, 299858, 369056, 505024, 599716, 738112, 1010048, 1199432, 1476224, 2398864, 4797728, 9595456, 19190912]

約数ペア:

[(1, 19190912), (2, 9595456), (4, 4797728), (8, 2398864), (13, 1476224), (16, 1199432), (19, 1010048), (26, 738112), (32, 599716), (38, 505024), (52, 369056), (64, 299858), (76, 252512), (104, 184528), (128, 149929), (152, 126256), (208, 92264), (247, 77696), (304, 63128), (416, 46132), (494, 38848), (607, 31616), (608, 31564), (832, 23066), (988, 19424), (1214, 15808), (1216, 15782), (1664, 11533), (1976, 9712), (2428, 7904), (2432, 7891), (3952, 4856)]