2154688312

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{19661}}^1$

素因数の和:19796

約数の個数: 64

約数和(自身を含む): 4907635200

約数和(自身を除く): 2752946888

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 103, 133, 152, 206, 266, 412, 532, 721, 824, 1064, 1442, 1957, 2884, 3914, 5768, 7828, 13699, 15656, 19661, 27398, 39322, 54796, 78644, 109592, 137627, 157288, 275254, 373559, 550508, 747118, 1101016, 1494236, 2025083, 2614913, 2988472, 4050166, 5229826, 8100332, 10459652, 14175581, 16200664, 20919304, 28351162, 38476577, 56702324, 76953154, 113404648, 153906308, 269336039, 307812616, 538672078, 1077344156, 2154688312]

約数ペア:

[(1, 2154688312), (2, 1077344156), (4, 538672078), (7, 307812616), (8, 269336039), (14, 153906308), (19, 113404648), (28, 76953154), (38, 56702324), (56, 38476577), (76, 28351162), (103, 20919304), (133, 16200664), (152, 14175581), (206, 10459652), (266, 8100332), (412, 5229826), (532, 4050166), (721, 2988472), (824, 2614913), (1064, 2025083), (1442, 1494236), (1957, 1101016), (2884, 747118), (3914, 550508), (5768, 373559), (7828, 275254), (13699, 157288), (15656, 137627), (19661, 109592), (27398, 78644), (39322, 54796)]