19442890

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{3301}}^1$

素因数の和:3358

約数の個数: 32

約数和(自身を含む): 38039040

約数和(自身を除く): 18596150

約数列:

[1, 2, 5, 10, 19, 31, 38, 62, 95, 155, 190, 310, 589, 1178, 2945, 3301, 5890, 6602, 16505, 33010, 62719, 102331, 125438, 204662, 313595, 511655, 627190, 1023310, 1944289, 3888578, 9721445, 19442890]

約数ペア:

[(1, 19442890), (2, 9721445), (5, 3888578), (10, 1944289), (19, 1023310), (31, 627190), (38, 511655), (62, 313595), (95, 204662), (155, 125438), (190, 102331), (310, 62719), (589, 33010), (1178, 16505), (2945, 6602), (3301, 5890)]