19297884

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{251}}^1$

素因数の和:450

約数の個数: 48

約数和(自身を含む): 46569600

約数和(自身を除く): 27271716

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 149, 172, 251, 258, 298, 447, 502, 516, 596, 753, 894, 1004, 1506, 1788, 3012, 6407, 10793, 12814, 19221, 21586, 25628, 32379, 37399, 38442, 43172, 64758, 74798, 76884, 112197, 129516, 149596, 224394, 448788, 1608157, 3216314, 4824471, 6432628, 9648942, 19297884]

約数ペア:

[(1, 19297884), (2, 9648942), (3, 6432628), (4, 4824471), (6, 3216314), (12, 1608157), (43, 448788), (86, 224394), (129, 149596), (149, 129516), (172, 112197), (251, 76884), (258, 74798), (298, 64758), (447, 43172), (502, 38442), (516, 37399), (596, 32379), (753, 25628), (894, 21586), (1004, 19221), (1506, 12814), (1788, 10793), (3012, 6407)]