820365678

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{18919}}^1$

素因数の和:19014

約数の個数: 64

約数和(自身を含む): 2016115200

約数和(自身を除く): 1195749522

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 54, 66, 73, 99, 146, 198, 219, 297, 438, 594, 657, 803, 1314, 1606, 1971, 2409, 3942, 4818, 7227, 14454, 18919, 21681, 37838, 43362, 56757, 113514, 170271, 208109, 340542, 416218, 510813, 624327, 1021626, 1248654, 1381087, 1872981, 2762174, 3745962, 4143261, 5618943, 8286522, 11237886, 12429783, 15191957, 24859566, 30383914, 37289349, 45575871, 74578698, 91151742, 136727613, 273455226, 410182839, 820365678]

約数ペア:

[(1, 820365678), (2, 410182839), (3, 273455226), (6, 136727613), (9, 91151742), (11, 74578698), (18, 45575871), (22, 37289349), (27, 30383914), (33, 24859566), (54, 15191957), (66, 12429783), (73, 11237886), (99, 8286522), (146, 5618943), (198, 4143261), (219, 3745962), (297, 2762174), (438, 1872981), (594, 1381087), (657, 1248654), (803, 1021626), (1314, 624327), (1606, 510813), (1971, 416218), (2409, 340542), (3942, 208109), (4818, 170271), (7227, 113514), (14454, 56757), (18919, 43362), (21681, 37838)]