19194256

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{613}}^1$

素因数の和:743

約数の個数: 40

約数和(自身を含む): 39590720

約数和(自身を除く): 20396464

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 103, 152, 206, 304, 412, 613, 824, 1226, 1648, 1957, 2452, 3914, 4904, 7828, 9808, 11647, 15656, 23294, 31312, 46588, 63139, 93176, 126278, 186352, 252556, 505112, 1010224, 1199641, 2399282, 4798564, 9597128, 19194256]

約数ペア:

[(1, 19194256), (2, 9597128), (4, 4798564), (8, 2399282), (16, 1199641), (19, 1010224), (38, 505112), (76, 252556), (103, 186352), (152, 126278), (206, 93176), (304, 63139), (412, 46588), (613, 31312), (824, 23294), (1226, 15656), (1648, 11647), (1957, 9808), (2452, 7828), (3914, 4904)]