19641174

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{163}}^1$

素因数の和:345

約数の個数: 64

約数和(自身を含む): 47861760

約数和(自身を除く): 28220586

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 133, 151, 163, 266, 302, 326, 399, 453, 489, 798, 906, 978, 1057, 1141, 2114, 2282, 2869, 3097, 3171, 3423, 5738, 6194, 6342, 6846, 8607, 9291, 17214, 18582, 20083, 21679, 24613, 40166, 43358, 49226, 60249, 65037, 73839, 120498, 130074, 147678, 172291, 344582, 467647, 516873, 935294, 1033746, 1402941, 2805882, 3273529, 6547058, 9820587, 19641174]

約数ペア:

[(1, 19641174), (2, 9820587), (3, 6547058), (6, 3273529), (7, 2805882), (14, 1402941), (19, 1033746), (21, 935294), (38, 516873), (42, 467647), (57, 344582), (114, 172291), (133, 147678), (151, 130074), (163, 120498), (266, 73839), (302, 65037), (326, 60249), (399, 49226), (453, 43358), (489, 40166), (798, 24613), (906, 21679), (978, 20083), (1057, 18582), (1141, 17214), (2114, 9291), (2282, 8607), (2869, 6846), (3097, 6342), (3171, 6194), (3423, 5738)]