17421976

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{157}}^1$

素因数の和:284

約数の個数: 64

約数和(自身を含む): 39019680

約数和(自身を除く): 21597704

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 97, 104, 143, 157, 194, 286, 314, 388, 572, 628, 776, 1067, 1144, 1256, 1261, 1727, 2041, 2134, 2522, 3454, 4082, 4268, 5044, 6908, 8164, 8536, 10088, 13816, 13871, 15229, 16328, 22451, 27742, 30458, 44902, 55484, 60916, 89804, 110968, 121832, 167519, 179608, 197977, 335038, 395954, 670076, 791908, 1340152, 1583816, 2177747, 4355494, 8710988, 17421976]

約数ペア:

[(1, 17421976), (2, 8710988), (4, 4355494), (8, 2177747), (11, 1583816), (13, 1340152), (22, 791908), (26, 670076), (44, 395954), (52, 335038), (88, 197977), (97, 179608), (104, 167519), (143, 121832), (157, 110968), (194, 89804), (286, 60916), (314, 55484), (388, 44902), (572, 30458), (628, 27742), (776, 22451), (1067, 16328), (1144, 15229), (1256, 13871), (1261, 13816), (1727, 10088), (2041, 8536), (2134, 8164), (2522, 6908), (3454, 5044), (4082, 4268)]