2018986018

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1\times {\mathrm{1249}}^1$

素因数の和:1439

約数の個数: 64

約数和(自身を含む): 3744000000

約数和(自身を除く): 1725013982

約数列:

[1, 2, 7, 14, 19, 38, 59, 103, 118, 133, 206, 266, 413, 721, 826, 1121, 1249, 1442, 1957, 2242, 2498, 3914, 6077, 7847, 8743, 12154, 13699, 15694, 17486, 23731, 27398, 42539, 47462, 73691, 85078, 115463, 128647, 147382, 166117, 230926, 257294, 332234, 515837, 808241, 900529, 1031674, 1400129, 1616482, 1801058, 2444293, 2800258, 4888586, 7590173, 9800903, 15180346, 17110051, 19601806, 34220102, 53131211, 106262422, 144213287, 288426574, 1009493009, 2018986018]

約数ペア:

[(1, 2018986018), (2, 1009493009), (7, 288426574), (14, 144213287), (19, 106262422), (38, 53131211), (59, 34220102), (103, 19601806), (118, 17110051), (133, 15180346), (206, 9800903), (266, 7590173), (413, 4888586), (721, 2800258), (826, 2444293), (1121, 1801058), (1249, 1616482), (1442, 1400129), (1957, 1031674), (2242, 900529), (2498, 808241), (3914, 515837), (6077, 332234), (7847, 257294), (8743, 230926), (12154, 166117), (13699, 147382), (15694, 128647), (17486, 115463), (23731, 85078), (27398, 73691), (42539, 47462)]