20176910728

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{6258347}}^1$

素因数の和:6258397

約数の個数: 32

約数和(自身を含む): 42056098560

約数和(自身を除く): 21879187832

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 248, 403, 806, 1612, 3224, 6258347, 12516694, 25033388, 50066776, 81358511, 162717022, 194008757, 325434044, 388017514, 650868088, 776035028, 1552070056, 2522113841, 5044227682, 10088455364, 20176910728]

約数ペア:

[(1, 20176910728), (2, 10088455364), (4, 5044227682), (8, 2522113841), (13, 1552070056), (26, 776035028), (31, 650868088), (52, 388017514), (62, 325434044), (104, 194008757), (124, 162717022), (248, 81358511), (403, 50066776), (806, 25033388), (1612, 12516694), (3224, 6258347)]