2018720784

素因数分解:

$2^4\times 3^1\times {\mathrm{89}}^1\times {\mathrm{521}}^1\times {\mathrm{907}}^1$

素因数の和:1528

約数の個数: 80

約数和(自身を含む): 5289572160

約数和(自身を除く): 3270851376

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 89, 178, 267, 356, 521, 534, 712, 907, 1042, 1068, 1424, 1563, 1814, 2084, 2136, 2721, 3126, 3628, 4168, 4272, 5442, 6252, 7256, 8336, 10884, 12504, 14512, 21768, 25008, 43536, 46369, 80723, 92738, 139107, 161446, 185476, 242169, 278214, 322892, 370952, 472547, 484338, 556428, 645784, 741904, 945094, 968676, 1112856, 1291568, 1417641, 1890188, 1937352, 2225712, 2835282, 3780376, 3874704, 5670564, 7560752, 11341128, 22682256, 42056683, 84113366, 126170049, 168226732, 252340098, 336453464, 504680196, 672906928, 1009360392, 2018720784]

約数ペア:

[(1, 2018720784), (2, 1009360392), (3, 672906928), (4, 504680196), (6, 336453464), (8, 252340098), (12, 168226732), (16, 126170049), (24, 84113366), (48, 42056683), (89, 22682256), (178, 11341128), (267, 7560752), (356, 5670564), (521, 3874704), (534, 3780376), (712, 2835282), (907, 2225712), (1042, 1937352), (1068, 1890188), (1424, 1417641), (1563, 1291568), (1814, 1112856), (2084, 968676), (2136, 945094), (2721, 741904), (3126, 645784), (3628, 556428), (4168, 484338), (4272, 472547), (5442, 370952), (6252, 322892), (7256, 278214), (8336, 242169), (10884, 185476), (12504, 161446), (14512, 139107), (21768, 92738), (25008, 80723), (43536, 46369)]