2011992156

素因数分解:

$2^2\times 3^3\times {\mathrm{19}}^1\times {\mathrm{980503}}^1$

素因数の和:980535

約数の個数: 48

約数和(自身を含む): 5490822400

約数和(自身を除く): 3478830244

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 108, 114, 171, 228, 342, 513, 684, 1026, 2052, 980503, 1961006, 2941509, 3922012, 5883018, 8824527, 11766036, 17649054, 18629557, 26473581, 35298108, 37259114, 52947162, 55888671, 74518228, 105894324, 111777342, 167666013, 223554684, 335332026, 502998039, 670664052, 1005996078, 2011992156]

約数ペア:

[(1, 2011992156), (2, 1005996078), (3, 670664052), (4, 502998039), (6, 335332026), (9, 223554684), (12, 167666013), (18, 111777342), (19, 105894324), (27, 74518228), (36, 55888671), (38, 52947162), (54, 37259114), (57, 35298108), (76, 26473581), (108, 18629557), (114, 17649054), (171, 11766036), (228, 8824527), (342, 5883018), (513, 3922012), (684, 2941509), (1026, 1961006), (2052, 980503)]