1920023728

素因数分解:

$2^4\times 7^1\times {\mathrm{83}}^1\times {\mathrm{206543}}^1$

素因数の和:206641

約数の個数: 40

約数和(自身を含む): 4302724608

約数和(自身を除く): 2382700880

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 83, 112, 166, 332, 581, 664, 1162, 1328, 2324, 4648, 9296, 206543, 413086, 826172, 1445801, 1652344, 2891602, 3304688, 5783204, 11566408, 17143069, 23132816, 34286138, 68572276, 120001483, 137144552, 240002966, 274289104, 480005932, 960011864, 1920023728]

約数ペア:

[(1, 1920023728), (2, 960011864), (4, 480005932), (7, 274289104), (8, 240002966), (14, 137144552), (16, 120001483), (28, 68572276), (56, 34286138), (83, 23132816), (112, 17143069), (166, 11566408), (332, 5783204), (581, 3304688), (664, 2891602), (1162, 1652344), (1328, 1445801), (2324, 826172), (4648, 413086), (9296, 206543)]