19708470

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{9521}}^1$

素因数の和:9557

約数の個数: 48

約数和(自身を含む): 53475552

約数和(自身を除く): 33767082

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 30, 45, 46, 69, 90, 115, 138, 207, 230, 345, 414, 690, 1035, 2070, 9521, 19042, 28563, 47605, 57126, 85689, 95210, 142815, 171378, 218983, 285630, 428445, 437966, 656949, 856890, 1094915, 1313898, 1970847, 2189830, 3284745, 3941694, 6569490, 9854235, 19708470]

約数ペア:

[(1, 19708470), (2, 9854235), (3, 6569490), (5, 3941694), (6, 3284745), (9, 2189830), (10, 1970847), (15, 1313898), (18, 1094915), (23, 856890), (30, 656949), (45, 437966), (46, 428445), (69, 285630), (90, 218983), (115, 171378), (138, 142815), (207, 95210), (230, 85689), (345, 57126), (414, 47605), (690, 28563), (1035, 19042), (2070, 9521)]