13121776

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{197}}^1$

素因数の和:409

約数の個数: 40

約数和(自身を含む): 26810784

約数和(自身を除く): 13689008

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 181, 184, 197, 362, 368, 394, 724, 788, 1448, 1576, 2896, 3152, 4163, 4531, 8326, 9062, 16652, 18124, 33304, 35657, 36248, 66608, 71314, 72496, 142628, 285256, 570512, 820111, 1640222, 3280444, 6560888, 13121776]

約数ペア:

[(1, 13121776), (2, 6560888), (4, 3280444), (8, 1640222), (16, 820111), (23, 570512), (46, 285256), (92, 142628), (181, 72496), (184, 71314), (197, 66608), (362, 36248), (368, 35657), (394, 33304), (724, 18124), (788, 16652), (1448, 9062), (1576, 8326), (2896, 4531), (3152, 4163)]