28219256

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{14281}}^1$

素因数の和:14319

約数の個数: 32

約数和(自身を含む): 59984400

約数和(自身を除く): 31765144

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 14281, 28562, 57124, 114248, 185653, 271339, 371306, 542678, 742612, 1085356, 1485224, 2170712, 3527407, 7054814, 14109628, 28219256]

約数ペア:

[(1, 28219256), (2, 14109628), (4, 7054814), (8, 3527407), (13, 2170712), (19, 1485224), (26, 1085356), (38, 742612), (52, 542678), (76, 371306), (104, 271339), (152, 185653), (247, 114248), (494, 57124), (988, 28562), (1976, 14281)]