20169276296

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{39847}}^1$

素因数の和:40054

約数の個数: 64

約数和(自身を含む): 42309012480

約数和(自身を除く): 22139736184

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 157, 248, 314, 403, 628, 806, 1256, 1612, 2041, 3224, 4082, 4867, 8164, 9734, 16328, 19468, 38936, 39847, 63271, 79694, 126542, 159388, 253084, 318776, 506168, 518011, 1036022, 1235257, 2072044, 2470514, 4144088, 4941028, 6255979, 9882056, 12511958, 16058341, 25023916, 32116682, 50047832, 64233364, 81327727, 128466728, 162655454, 193935349, 325310908, 387870698, 650621816, 775741396, 1551482792, 2521159537, 5042319074, 10084638148, 20169276296]

約数ペア:

[(1, 20169276296), (2, 10084638148), (4, 5042319074), (8, 2521159537), (13, 1551482792), (26, 775741396), (31, 650621816), (52, 387870698), (62, 325310908), (104, 193935349), (124, 162655454), (157, 128466728), (248, 81327727), (314, 64233364), (403, 50047832), (628, 32116682), (806, 25023916), (1256, 16058341), (1612, 12511958), (2041, 9882056), (3224, 6255979), (4082, 4941028), (4867, 4144088), (8164, 2470514), (9734, 2072044), (16328, 1235257), (19468, 1036022), (38936, 518011), (39847, 506168), (63271, 318776), (79694, 253084), (126542, 159388)]