25726988

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1307}}^1$

素因数の和:1374

約数の個数: 48

約数和(自身を含む): 55668480

約数和(自身を除く): 29941492

約数列:

[1, 2, 4, 7, 14, 19, 28, 37, 38, 74, 76, 133, 148, 259, 266, 518, 532, 703, 1036, 1307, 1406, 2614, 2812, 4921, 5228, 9149, 9842, 18298, 19684, 24833, 36596, 48359, 49666, 96718, 99332, 173831, 193436, 338513, 347662, 677026, 695324, 918821, 1354052, 1837642, 3675284, 6431747, 12863494, 25726988]

約数ペア:

[(1, 25726988), (2, 12863494), (4, 6431747), (7, 3675284), (14, 1837642), (19, 1354052), (28, 918821), (37, 695324), (38, 677026), (74, 347662), (76, 338513), (133, 193436), (148, 173831), (259, 99332), (266, 96718), (518, 49666), (532, 48359), (703, 36596), (1036, 24833), (1307, 19684), (1406, 18298), (2614, 9842), (2812, 9149), (4921, 5228)]