19299856

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{167}}^1\times {\mathrm{233}}^1$

素因数の和:439

約数の個数: 40

約数和(自身を含む): 38997504

約数和(自身を除く): 19697648

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 167, 233, 248, 334, 466, 496, 668, 932, 1336, 1864, 2672, 3728, 5177, 7223, 10354, 14446, 20708, 28892, 38911, 41416, 57784, 77822, 82832, 115568, 155644, 311288, 622576, 1206241, 2412482, 4824964, 9649928, 19299856]

約数ペア:

[(1, 19299856), (2, 9649928), (4, 4824964), (8, 2412482), (16, 1206241), (31, 622576), (62, 311288), (124, 155644), (167, 115568), (233, 82832), (248, 77822), (334, 57784), (466, 41416), (496, 38911), (668, 28892), (932, 20708), (1336, 14446), (1864, 10354), (2672, 7223), (3728, 5177)]