20173465978887

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{1297}}^1\times {\mathrm{1613}}^1\times {\mathrm{2549}}^1$

素因数の和:5572

約数の個数: 64

約数和(自身を含む): 29317876156800

約数和(自身を除く): 9144410177913

約数列:

[1, 3, 13, 39, 97, 291, 1261, 1297, 1613, 2549, 3783, 3891, 4839, 7647, 16861, 20969, 33137, 50583, 62907, 99411, 125809, 156461, 247253, 377427, 469383, 741759, 1635517, 2033993, 2092061, 3214289, 3306053, 4111537, 4906551, 6101979, 6276183, 9642867, 9918159, 12334611, 27196793, 42978689, 53449981, 81590379, 128936067, 160349943, 202929917, 320687141, 398819089, 608789751, 962061423, 1196457267, 2638088921, 4168932833, 5184648157, 5332663489, 7914266763, 12506798499, 15553944471, 15997990467, 69324625357, 207973876071, 517268358433, 1551805075299, 6724488659629, 20173465978887]

約数ペア:

[(1, 20173465978887), (3, 6724488659629), (13, 1551805075299), (39, 517268358433), (97, 207973876071), (291, 69324625357), (1261, 15997990467), (1297, 15553944471), (1613, 12506798499), (2549, 7914266763), (3783, 5332663489), (3891, 5184648157), (4839, 4168932833), (7647, 2638088921), (16861, 1196457267), (20969, 962061423), (33137, 608789751), (50583, 398819089), (62907, 320687141), (99411, 202929917), (125809, 160349943), (156461, 128936067), (247253, 81590379), (377427, 53449981), (469383, 42978689), (741759, 27196793), (1635517, 12334611), (2033993, 9918159), (2092061, 9642867), (3214289, 6276183), (3306053, 6101979), (4111537, 4906551)]