18441800

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{173}}^1$

素因数の和:243

約数の個数: 96

約数和(自身を含む): 47575080

約数和(自身を除く): 29133280

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 41, 50, 52, 65, 82, 100, 104, 130, 164, 173, 200, 205, 260, 325, 328, 346, 410, 520, 533, 650, 692, 820, 865, 1025, 1066, 1300, 1384, 1640, 1730, 2050, 2132, 2249, 2600, 2665, 3460, 4100, 4264, 4325, 4498, 5330, 6920, 7093, 8200, 8650, 8996, 10660, 11245, 13325, 14186, 17300, 17992, 21320, 22490, 26650, 28372, 34600, 35465, 44980, 53300, 56225, 56744, 70930, 89960, 92209, 106600, 112450, 141860, 177325, 184418, 224900, 283720, 354650, 368836, 449800, 461045, 709300, 737672, 922090, 1418600, 1844180, 2305225, 3688360, 4610450, 9220900, 18441800]

約数ペア:

[(1, 18441800), (2, 9220900), (4, 4610450), (5, 3688360), (8, 2305225), (10, 1844180), (13, 1418600), (20, 922090), (25, 737672), (26, 709300), (40, 461045), (41, 449800), (50, 368836), (52, 354650), (65, 283720), (82, 224900), (100, 184418), (104, 177325), (130, 141860), (164, 112450), (173, 106600), (200, 92209), (205, 89960), (260, 70930), (325, 56744), (328, 56225), (346, 53300), (410, 44980), (520, 35465), (533, 34600), (650, 28372), (692, 26650), (820, 22490), (865, 21320), (1025, 17992), (1066, 17300), (1300, 14186), (1384, 13325), (1640, 11245), (1730, 10660), (2050, 8996), (2132, 8650), (2249, 8200), (2600, 7093), (2665, 6920), (3460, 5330), (4100, 4498), (4264, 4325)]