19637676

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{641}}^1$

素因数の和:711

約数の個数: 72

約数和(自身を含む): 53280864

約数和(自身を除く): 33643188

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 37, 46, 69, 74, 92, 111, 138, 148, 207, 222, 276, 333, 414, 444, 641, 666, 828, 851, 1282, 1332, 1702, 1923, 2553, 2564, 3404, 3846, 5106, 5769, 7659, 7692, 10212, 11538, 14743, 15318, 23076, 23717, 29486, 30636, 44229, 47434, 58972, 71151, 88458, 94868, 132687, 142302, 176916, 213453, 265374, 284604, 426906, 530748, 545491, 853812, 1090982, 1636473, 2181964, 3272946, 4909419, 6545892, 9818838, 19637676]

約数ペア:

[(1, 19637676), (2, 9818838), (3, 6545892), (4, 4909419), (6, 3272946), (9, 2181964), (12, 1636473), (18, 1090982), (23, 853812), (36, 545491), (37, 530748), (46, 426906), (69, 284604), (74, 265374), (92, 213453), (111, 176916), (138, 142302), (148, 132687), (207, 94868), (222, 88458), (276, 71151), (333, 58972), (414, 47434), (444, 44229), (641, 30636), (666, 29486), (828, 23717), (851, 23076), (1282, 15318), (1332, 14743), (1702, 11538), (1923, 10212), (2553, 7692), (2564, 7659), (3404, 5769), (3846, 5106)]