18918186

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{157}}^1$

素因数の和:339

約数の個数: 64

約数和(自身を含む): 46110720

約数和(自身を除く): 27192534

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 133, 151, 157, 266, 302, 314, 399, 453, 471, 798, 906, 942, 1057, 1099, 2114, 2198, 2869, 2983, 3171, 3297, 5738, 5966, 6342, 6594, 8607, 8949, 17214, 17898, 20083, 20881, 23707, 40166, 41762, 47414, 60249, 62643, 71121, 120498, 125286, 142242, 165949, 331898, 450433, 497847, 900866, 995694, 1351299, 2702598, 3153031, 6306062, 9459093, 18918186]

約数ペア:

[(1, 18918186), (2, 9459093), (3, 6306062), (6, 3153031), (7, 2702598), (14, 1351299), (19, 995694), (21, 900866), (38, 497847), (42, 450433), (57, 331898), (114, 165949), (133, 142242), (151, 125286), (157, 120498), (266, 71121), (302, 62643), (314, 60249), (399, 47414), (453, 41762), (471, 40166), (798, 23707), (906, 20881), (942, 20083), (1057, 17898), (1099, 17214), (2114, 8949), (2198, 8607), (2869, 6594), (2983, 6342), (3171, 5966), (3297, 5738)]