31356308

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{347}}^1$

素因数の和:440

約数の個数: 48

約数和(自身を含む): 61387200

約数和(自身を除く): 30030892

約数列:

[1, 2, 4, 19, 29, 38, 41, 58, 76, 82, 116, 164, 347, 551, 694, 779, 1102, 1189, 1388, 1558, 2204, 2378, 3116, 4756, 6593, 10063, 13186, 14227, 20126, 22591, 26372, 28454, 40252, 45182, 56908, 90364, 191197, 270313, 382394, 412583, 540626, 764788, 825166, 1081252, 1650332, 7839077, 15678154, 31356308]

約数ペア:

[(1, 31356308), (2, 15678154), (4, 7839077), (19, 1650332), (29, 1081252), (38, 825166), (41, 764788), (58, 540626), (76, 412583), (82, 382394), (116, 270313), (164, 191197), (347, 90364), (551, 56908), (694, 45182), (779, 40252), (1102, 28454), (1189, 26372), (1388, 22591), (1558, 20126), (2204, 14227), (2378, 13186), (3116, 10063), (4756, 6593)]