19535230

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{719}}^1$

素因数の和:769

約数の個数: 64

約数和(自身を含む): 43545600

約数和(自身を除く): 24010370

約数列:

[1, 2, 5, 10, 11, 13, 19, 22, 26, 38, 55, 65, 95, 110, 130, 143, 190, 209, 247, 286, 418, 494, 715, 719, 1045, 1235, 1430, 1438, 2090, 2470, 2717, 3595, 5434, 7190, 7909, 9347, 13585, 13661, 15818, 18694, 27170, 27322, 39545, 46735, 68305, 79090, 93470, 102817, 136610, 150271, 177593, 205634, 300542, 355186, 514085, 751355, 887965, 1028170, 1502710, 1775930, 1953523, 3907046, 9767615, 19535230]

約数ペア:

[(1, 19535230), (2, 9767615), (5, 3907046), (10, 1953523), (11, 1775930), (13, 1502710), (19, 1028170), (22, 887965), (26, 751355), (38, 514085), (55, 355186), (65, 300542), (95, 205634), (110, 177593), (130, 150271), (143, 136610), (190, 102817), (209, 93470), (247, 79090), (286, 68305), (418, 46735), (494, 39545), (715, 27322), (719, 27170), (1045, 18694), (1235, 15818), (1430, 13661), (1438, 13585), (2090, 9347), (2470, 7909), (2717, 7190), (3595, 5434)]