19858210

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{587}}^1$

素因数の和:810

約数の個数: 32

約数和(自身を含む): 38102400

約数和(自身を除く): 18244190

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 199, 398, 587, 995, 1174, 1990, 2935, 3383, 5870, 6766, 9979, 16915, 19958, 33830, 49895, 99790, 116813, 233626, 584065, 1168130, 1985821, 3971642, 9929105, 19858210]

約数ペア:

[(1, 19858210), (2, 9929105), (5, 3971642), (10, 1985821), (17, 1168130), (34, 584065), (85, 233626), (170, 116813), (199, 99790), (398, 49895), (587, 33830), (995, 19958), (1174, 16915), (1990, 9979), (2935, 6766), (3383, 5870)]