221400008

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{39367}}^1$

素因数の和:39429

約数の個数: 32

約数和(自身を含む): 448795200

約数和(自身を除く): 227395192

約数列:

[1, 2, 4, 8, 19, 37, 38, 74, 76, 148, 152, 296, 703, 1406, 2812, 5624, 39367, 78734, 157468, 314936, 747973, 1456579, 1495946, 2913158, 2991892, 5826316, 5983784, 11652632, 27675001, 55350002, 110700004, 221400008]

約数ペア:

[(1, 221400008), (2, 110700004), (4, 55350002), (8, 27675001), (19, 11652632), (37, 5983784), (38, 5826316), (74, 2991892), (76, 2913158), (148, 1495946), (152, 1456579), (296, 747973), (703, 314936), (1406, 157468), (2812, 78734), (5624, 39367)]