19507269808

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{31}}^2\times {\mathrm{7507}}^1$

素因数の和:7603

約数の個数: 90

約数和(自身を含む): 42294733812

約数和(自身を除く): 22787464004

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 169, 208, 248, 338, 403, 496, 676, 806, 961, 1352, 1612, 1922, 2704, 3224, 3844, 5239, 6448, 7507, 7688, 10478, 12493, 15014, 15376, 20956, 24986, 30028, 41912, 49972, 60056, 83824, 97591, 99944, 120112, 162409, 195182, 199888, 232717, 324818, 390364, 465434, 649636, 780728, 930868, 1268683, 1299272, 1561456, 1861736, 2537366, 2598544, 3025321, 3723472, 5074732, 6050642, 7214227, 10149464, 12101284, 14428454, 20298928, 24202568, 28856908, 39329173, 48405136, 57713816, 78658346, 93784951, 115427632, 157316692, 187569902, 314633384, 375139804, 629266768, 750279608, 1219204363, 1500559216, 2438408726, 4876817452, 9753634904, 19507269808]

約数ペア:

[(1, 19507269808), (2, 9753634904), (4, 4876817452), (8, 2438408726), (13, 1500559216), (16, 1219204363), (26, 750279608), (31, 629266768), (52, 375139804), (62, 314633384), (104, 187569902), (124, 157316692), (169, 115427632), (208, 93784951), (248, 78658346), (338, 57713816), (403, 48405136), (496, 39329173), (676, 28856908), (806, 24202568), (961, 20298928), (1352, 14428454), (1612, 12101284), (1922, 10149464), (2704, 7214227), (3224, 6050642), (3844, 5074732), (5239, 3723472), (6448, 3025321), (7507, 2598544), (7688, 2537366), (10478, 1861736), (12493, 1561456), (15014, 1299272), (15376, 1268683), (20956, 930868), (24986, 780728), (30028, 649636), (41912, 465434), (49972, 390364), (60056, 324818), (83824, 232717), (97591, 199888), (99944, 195182), (120112, 162409)]