18804448

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2659}}^1$

素因数の和:2699

約数の個数: 48

約数和(自身を含む): 42230160

約数和(自身を除く): 23425712

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 68, 104, 136, 208, 221, 272, 416, 442, 544, 884, 1768, 2659, 3536, 5318, 7072, 10636, 21272, 34567, 42544, 45203, 69134, 85088, 90406, 138268, 180812, 276536, 361624, 553072, 587639, 723248, 1106144, 1175278, 1446496, 2350556, 4701112, 9402224, 18804448]

約数ペア:

[(1, 18804448), (2, 9402224), (4, 4701112), (8, 2350556), (13, 1446496), (16, 1175278), (17, 1106144), (26, 723248), (32, 587639), (34, 553072), (52, 361624), (68, 276536), (104, 180812), (136, 138268), (208, 90406), (221, 85088), (272, 69134), (416, 45203), (442, 42544), (544, 34567), (884, 21272), (1768, 10636), (2659, 7072), (3536, 5318)]