19492784

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1733}}^1$

素因数の和:1797

約数の個数: 40

約数和(自身を含む): 40853040

約数和(自身を除く): 21360256

約数列:

[1, 2, 4, 8, 16, 19, 37, 38, 74, 76, 148, 152, 296, 304, 592, 703, 1406, 1733, 2812, 3466, 5624, 6932, 11248, 13864, 27728, 32927, 64121, 65854, 128242, 131708, 256484, 263416, 512968, 526832, 1025936, 1218299, 2436598, 4873196, 9746392, 19492784]

約数ペア:

[(1, 19492784), (2, 9746392), (4, 4873196), (8, 2436598), (16, 1218299), (19, 1025936), (37, 526832), (38, 512968), (74, 263416), (76, 256484), (148, 131708), (152, 128242), (296, 65854), (304, 64121), (592, 32927), (703, 27728), (1406, 13864), (1733, 11248), (2812, 6932), (3466, 5624)]