2018520728

素因数分解:

$2^3\times 7^1\times {\mathrm{127}}^1\times {\mathrm{463}}^1\times {\mathrm{613}}^1$

素因数の和:1216

約数の個数: 64

約数和(自身を含む): 4376002560

約数和(自身を除く): 2357481832

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 127, 254, 463, 508, 613, 889, 926, 1016, 1226, 1778, 1852, 2452, 3241, 3556, 3704, 4291, 4904, 6482, 7112, 8582, 12964, 17164, 25928, 34328, 58801, 77851, 117602, 155702, 235204, 283819, 311404, 411607, 470408, 544957, 567638, 622808, 823214, 1089914, 1135276, 1646428, 1986733, 2179828, 2270552, 3292856, 3973466, 4359656, 7946932, 15893864, 36045013, 72090026, 144180052, 252315091, 288360104, 504630182, 1009260364, 2018520728]

約数ペア:

[(1, 2018520728), (2, 1009260364), (4, 504630182), (7, 288360104), (8, 252315091), (14, 144180052), (28, 72090026), (56, 36045013), (127, 15893864), (254, 7946932), (463, 4359656), (508, 3973466), (613, 3292856), (889, 2270552), (926, 2179828), (1016, 1986733), (1226, 1646428), (1778, 1135276), (1852, 1089914), (2452, 823214), (3241, 622808), (3556, 567638), (3704, 544957), (4291, 470408), (4904, 411607), (6482, 311404), (7112, 283819), (8582, 235204), (12964, 155702), (17164, 117602), (25928, 77851), (34328, 58801)]