17996706

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{10987}}^1$

素因数の和:11015

約数の個数: 48

約数和(自身を含む): 47995584

約数和(自身を除く): 29998878

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 117, 126, 182, 234, 273, 546, 819, 1638, 10987, 21974, 32961, 65922, 76909, 98883, 142831, 153818, 197766, 230727, 285662, 428493, 461454, 692181, 856986, 999817, 1285479, 1384362, 1999634, 2570958, 2999451, 5998902, 8998353, 17996706]

約数ペア:

[(1, 17996706), (2, 8998353), (3, 5998902), (6, 2999451), (7, 2570958), (9, 1999634), (13, 1384362), (14, 1285479), (18, 999817), (21, 856986), (26, 692181), (39, 461454), (42, 428493), (63, 285662), (78, 230727), (91, 197766), (117, 153818), (126, 142831), (182, 98883), (234, 76909), (273, 65922), (546, 32961), (819, 21974), (1638, 10987)]