19161350

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{719}}^1$

素因数の和:785

約数の個数: 48

約数和(自身を含む): 39372480

約数和(自身を除く): 20211130

約数列:

[1, 2, 5, 10, 13, 25, 26, 41, 50, 65, 82, 130, 205, 325, 410, 533, 650, 719, 1025, 1066, 1438, 2050, 2665, 3595, 5330, 7190, 9347, 13325, 17975, 18694, 26650, 29479, 35950, 46735, 58958, 93470, 147395, 233675, 294790, 383227, 467350, 736975, 766454, 1473950, 1916135, 3832270, 9580675, 19161350]

約数ペア:

[(1, 19161350), (2, 9580675), (5, 3832270), (10, 1916135), (13, 1473950), (25, 766454), (26, 736975), (41, 467350), (50, 383227), (65, 294790), (82, 233675), (130, 147395), (205, 93470), (325, 58958), (410, 46735), (533, 35950), (650, 29479), (719, 26650), (1025, 18694), (1066, 17975), (1438, 13325), (2050, 9347), (2665, 7190), (3595, 5330)]