17980493830

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{108821}}^1$

素因数の和:108913

約数の個数: 64

約数和(自身を含む): 36856705536

約数和(自身を除く): 18876211706

約数列:

[1, 2, 5, 10, 13, 26, 31, 41, 62, 65, 82, 130, 155, 205, 310, 403, 410, 533, 806, 1066, 1271, 2015, 2542, 2665, 4030, 5330, 6355, 12710, 16523, 33046, 82615, 108821, 165230, 217642, 544105, 1088210, 1414673, 2829346, 3373451, 4461661, 6746902, 7073365, 8923322, 14146730, 16867255, 22308305, 33734510, 43854863, 44616610, 58001593, 87709726, 116003186, 138311491, 219274315, 276622982, 290007965, 438548630, 580015930, 691557455, 1383114910, 1798049383, 3596098766, 8990246915, 17980493830]

約数ペア:

[(1, 17980493830), (2, 8990246915), (5, 3596098766), (10, 1798049383), (13, 1383114910), (26, 691557455), (31, 580015930), (41, 438548630), (62, 290007965), (65, 276622982), (82, 219274315), (130, 138311491), (155, 116003186), (205, 87709726), (310, 58001593), (403, 44616610), (410, 43854863), (533, 33734510), (806, 22308305), (1066, 16867255), (1271, 14146730), (2015, 8923322), (2542, 7073365), (2665, 6746902), (4030, 4461661), (5330, 3373451), (6355, 2829346), (12710, 1414673), (16523, 1088210), (33046, 544105), (82615, 217642), (108821, 165230)]