1995991504

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{98929}}^1$

素因数の和:99047

約数の個数: 40

約数和(自身を含む): 4207690760

約数和(自身を除く): 2211699256

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 97, 104, 194, 208, 388, 776, 1261, 1552, 2522, 5044, 10088, 20176, 98929, 197858, 395716, 791432, 1286077, 1582864, 2572154, 5144308, 9596113, 10288616, 19192226, 20577232, 38384452, 76768904, 124749469, 153537808, 249498938, 498997876, 997995752, 1995991504]

約数ペア:

[(1, 1995991504), (2, 997995752), (4, 498997876), (8, 249498938), (13, 153537808), (16, 124749469), (26, 76768904), (52, 38384452), (97, 20577232), (104, 19192226), (194, 10288616), (208, 9596113), (388, 5144308), (776, 2572154), (1261, 1582864), (1552, 1286077), (2522, 791432), (5044, 395716), (10088, 197858), (20176, 98929)]