20815669848

素因数分解:

$2^3\times 3^1\times {\mathrm{163}}^1\times {\mathrm{983}}^1\times {\mathrm{5413}}^1$

素因数の和:6568

約数の個数: 64

約数和(自身を含む): 52421379840

約数和(自身を除く): 31605709992

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 163, 326, 489, 652, 978, 983, 1304, 1956, 1966, 2949, 3912, 3932, 5413, 5898, 7864, 10826, 11796, 16239, 21652, 23592, 32478, 43304, 64956, 129912, 160229, 320458, 480687, 640916, 882319, 961374, 1281832, 1764638, 1922748, 2646957, 3529276, 3845496, 5293914, 5320979, 7058552, 10587828, 10641958, 15962937, 21175656, 21283916, 31925874, 42567832, 63851748, 127703496, 867319577, 1734639154, 2601958731, 3469278308, 5203917462, 6938556616, 10407834924, 20815669848]

約数ペア:

[(1, 20815669848), (2, 10407834924), (3, 6938556616), (4, 5203917462), (6, 3469278308), (8, 2601958731), (12, 1734639154), (24, 867319577), (163, 127703496), (326, 63851748), (489, 42567832), (652, 31925874), (978, 21283916), (983, 21175656), (1304, 15962937), (1956, 10641958), (1966, 10587828), (2949, 7058552), (3912, 5320979), (3932, 5293914), (5413, 3845496), (5898, 3529276), (7864, 2646957), (10826, 1922748), (11796, 1764638), (16239, 1281832), (21652, 961374), (23592, 882319), (32478, 640916), (43304, 480687), (64956, 320458), (129912, 160229)]