19921552

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{10463}}^1$

素因数の和:10495

約数の個数: 40

約数和(自身を含む): 46711296

約数和(自身を除く): 26789744

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 112, 119, 136, 238, 272, 476, 952, 1904, 10463, 20926, 41852, 73241, 83704, 146482, 167408, 177871, 292964, 355742, 585928, 711484, 1171856, 1245097, 1422968, 2490194, 2845936, 4980388, 9960776, 19921552]

約数ペア:

[(1, 19921552), (2, 9960776), (4, 4980388), (7, 2845936), (8, 2490194), (14, 1422968), (16, 1245097), (17, 1171856), (28, 711484), (34, 585928), (56, 355742), (68, 292964), (112, 177871), (119, 167408), (136, 146482), (238, 83704), (272, 73241), (476, 41852), (952, 20926), (1904, 10463)]