20174791670

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{347}}^1\times {\mathrm{2683}}^1$

素因数の和:3245

約数の個数: 64

約数和(自身を含む): 39946680576

約数和(自身を除く): 19771888906

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 197, 347, 394, 694, 985, 1735, 1970, 2167, 2683, 3470, 3817, 4334, 5366, 7634, 10835, 13415, 19085, 21670, 26830, 29513, 38170, 59026, 68359, 136718, 147565, 295130, 341795, 528551, 683590, 751949, 931001, 1057102, 1503898, 1862002, 2642755, 3759745, 4655005, 5285510, 5814061, 7519490, 9310010, 10241011, 11628122, 20482022, 29070305, 51205055, 58140610, 102410110, 183407197, 366814394, 917035985, 1834071970, 2017479167, 4034958334, 10087395835, 20174791670]

約数ペア:

[(1, 20174791670), (2, 10087395835), (5, 4034958334), (10, 2017479167), (11, 1834071970), (22, 917035985), (55, 366814394), (110, 183407197), (197, 102410110), (347, 58140610), (394, 51205055), (694, 29070305), (985, 20482022), (1735, 11628122), (1970, 10241011), (2167, 9310010), (2683, 7519490), (3470, 5814061), (3817, 5285510), (4334, 4655005), (5366, 3759745), (7634, 2642755), (10835, 1862002), (13415, 1503898), (19085, 1057102), (21670, 931001), (26830, 751949), (29513, 683590), (38170, 528551), (59026, 341795), (68359, 295130), (136718, 147565)]