19667544

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^3\times {\mathrm{373}}^1$

素因数の和:421

約数の個数: 64

約数和(自身を含む): 53407200

約数和(自身を除く): 33739656

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 169, 312, 338, 373, 507, 676, 746, 1014, 1119, 1352, 1492, 2028, 2197, 2238, 2984, 4056, 4394, 4476, 4849, 6591, 8788, 8952, 9698, 13182, 14547, 17576, 19396, 26364, 29094, 38792, 52728, 58188, 63037, 116376, 126074, 189111, 252148, 378222, 504296, 756444, 819481, 1512888, 1638962, 2458443, 3277924, 4916886, 6555848, 9833772, 19667544]

約数ペア:

[(1, 19667544), (2, 9833772), (3, 6555848), (4, 4916886), (6, 3277924), (8, 2458443), (12, 1638962), (13, 1512888), (24, 819481), (26, 756444), (39, 504296), (52, 378222), (78, 252148), (104, 189111), (156, 126074), (169, 116376), (312, 63037), (338, 58188), (373, 52728), (507, 38792), (676, 29094), (746, 26364), (1014, 19396), (1119, 17576), (1352, 14547), (1492, 13182), (2028, 9698), (2197, 8952), (2238, 8788), (2984, 6591), (4056, 4849), (4394, 4476)]