18870648

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1427}}^1$

素因数の和:1484

約数の個数: 64

約数和(自身を含む): 51408000

約数和(自身を除く): 32537352

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 29, 38, 57, 58, 76, 87, 114, 116, 152, 174, 228, 232, 348, 456, 551, 696, 1102, 1427, 1653, 2204, 2854, 3306, 4281, 4408, 5708, 6612, 8562, 11416, 13224, 17124, 27113, 34248, 41383, 54226, 81339, 82766, 108452, 124149, 162678, 165532, 216904, 248298, 325356, 331064, 496596, 650712, 786277, 993192, 1572554, 2358831, 3145108, 4717662, 6290216, 9435324, 18870648]

約数ペア:

[(1, 18870648), (2, 9435324), (3, 6290216), (4, 4717662), (6, 3145108), (8, 2358831), (12, 1572554), (19, 993192), (24, 786277), (29, 650712), (38, 496596), (57, 331064), (58, 325356), (76, 248298), (87, 216904), (114, 165532), (116, 162678), (152, 124149), (174, 108452), (228, 82766), (232, 81339), (348, 54226), (456, 41383), (551, 34248), (696, 27113), (1102, 17124), (1427, 13224), (1653, 11416), (2204, 8562), (2854, 6612), (3306, 5708), (4281, 4408)]