19997610

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{347}}^1$

素因数の和:487

約数の個数: 64

約数和(自身を含む): 51414912

約数和(自身を除く): 31417302

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 113, 170, 226, 255, 339, 347, 510, 565, 678, 694, 1041, 1130, 1695, 1735, 1921, 2082, 3390, 3470, 3842, 5205, 5763, 5899, 9605, 10410, 11526, 11798, 17697, 19210, 28815, 29495, 35394, 39211, 57630, 58990, 78422, 88485, 117633, 176970, 196055, 235266, 392110, 588165, 666587, 1176330, 1333174, 1999761, 3332935, 3999522, 6665870, 9998805, 19997610]

約数ペア:

[(1, 19997610), (2, 9998805), (3, 6665870), (5, 3999522), (6, 3332935), (10, 1999761), (15, 1333174), (17, 1176330), (30, 666587), (34, 588165), (51, 392110), (85, 235266), (102, 196055), (113, 176970), (170, 117633), (226, 88485), (255, 78422), (339, 58990), (347, 57630), (510, 39211), (565, 35394), (678, 29495), (694, 28815), (1041, 19210), (1130, 17697), (1695, 11798), (1735, 11526), (1921, 10410), (2082, 9605), (3390, 5899), (3470, 5763), (3842, 5205)]