16942988

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{983}}^1$

素因数の和:1157

約数の個数: 24

約数和(自身を含む): 30858240

約数和(自身を除く): 13915252

約数列:

[1, 2, 4, 31, 62, 124, 139, 278, 556, 983, 1966, 3932, 4309, 8618, 17236, 30473, 60946, 121892, 136637, 273274, 546548, 4235747, 8471494, 16942988]

約数ペア:

[(1, 16942988), (2, 8471494), (4, 4235747), (31, 546548), (62, 273274), (124, 136637), (139, 121892), (278, 60946), (556, 30473), (983, 17236), (1966, 8618), (3932, 4309)]