19618952

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{797}}^1$

素因数の和:1001

約数の個数: 32

約数和(自身を含む): 39213720

約数和(自身を除く): 19594768

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 181, 362, 724, 797, 1448, 1594, 3077, 3188, 6154, 6376, 12308, 13549, 24616, 27098, 54196, 108392, 144257, 288514, 577028, 1154056, 2452369, 4904738, 9809476, 19618952]

約数ペア:

[(1, 19618952), (2, 9809476), (4, 4904738), (8, 2452369), (17, 1154056), (34, 577028), (68, 288514), (136, 144257), (181, 108392), (362, 54196), (724, 27098), (797, 24616), (1448, 13549), (1594, 12308), (3077, 6376), (3188, 6154)]