1916512

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{271}}^1$

素因数の和:311

約数の個数: 48

約数和(自身を含む): 4318272

約数和(自身を除く): 2401760

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 68, 104, 136, 208, 221, 271, 272, 416, 442, 542, 544, 884, 1084, 1768, 2168, 3523, 3536, 4336, 4607, 7046, 7072, 8672, 9214, 14092, 18428, 28184, 36856, 56368, 59891, 73712, 112736, 119782, 147424, 239564, 479128, 958256, 1916512]

約数ペア:

[(1, 1916512), (2, 958256), (4, 479128), (8, 239564), (13, 147424), (16, 119782), (17, 112736), (26, 73712), (32, 59891), (34, 56368), (52, 36856), (68, 28184), (104, 18428), (136, 14092), (208, 9214), (221, 8672), (271, 7072), (272, 7046), (416, 4607), (442, 4336), (542, 3536), (544, 3523), (884, 2168), (1084, 1768)]