19123424

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{443}}^1$

素因数の和:543

約数の個数: 48

約数和(自身を含む): 40279680

約数和(自身を除く): 21156256

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 71, 76, 142, 152, 284, 304, 443, 568, 608, 886, 1136, 1349, 1772, 2272, 2698, 3544, 5396, 7088, 8417, 10792, 14176, 16834, 21584, 31453, 33668, 43168, 62906, 67336, 125812, 134672, 251624, 269344, 503248, 597607, 1006496, 1195214, 2390428, 4780856, 9561712, 19123424]

約数ペア:

[(1, 19123424), (2, 9561712), (4, 4780856), (8, 2390428), (16, 1195214), (19, 1006496), (32, 597607), (38, 503248), (71, 269344), (76, 251624), (142, 134672), (152, 125812), (284, 67336), (304, 62906), (443, 43168), (568, 33668), (608, 31453), (886, 21584), (1136, 16834), (1349, 14176), (1772, 10792), (2272, 8417), (2698, 7088), (3544, 5396)]