18373576

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1$

素因数の和:230

約数の個数: 64

約数和(自身を含む): 39513600

約数和(自身を除く): 21140024

約数列:

[1, 2, 4, 8, 13, 26, 31, 41, 52, 62, 82, 104, 124, 139, 164, 248, 278, 328, 403, 533, 556, 806, 1066, 1112, 1271, 1612, 1807, 2132, 2542, 3224, 3614, 4264, 4309, 5084, 5699, 7228, 8618, 10168, 11398, 14456, 16523, 17236, 22796, 33046, 34472, 45592, 56017, 66092, 74087, 112034, 132184, 148174, 176669, 224068, 296348, 353338, 448136, 592696, 706676, 1413352, 2296697, 4593394, 9186788, 18373576]

約数ペア:

[(1, 18373576), (2, 9186788), (4, 4593394), (8, 2296697), (13, 1413352), (26, 706676), (31, 592696), (41, 448136), (52, 353338), (62, 296348), (82, 224068), (104, 176669), (124, 148174), (139, 132184), (164, 112034), (248, 74087), (278, 66092), (328, 56017), (403, 45592), (533, 34472), (556, 33046), (806, 22796), (1066, 17236), (1112, 16523), (1271, 14456), (1612, 11398), (1807, 10168), (2132, 8618), (2542, 7228), (3224, 5699), (3614, 5084), (4264, 4309)]