20218708917

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{163}}^1\times {\mathrm{2803}}^1$

素因数の和:3135

約数の個数: 64

約数和(自身を含む): 33109632000

約数和(自身を除く): 12890923083

約数列:

[1, 3, 9, 11, 27, 33, 99, 149, 163, 297, 447, 489, 1341, 1467, 1639, 1793, 2803, 4023, 4401, 4917, 5379, 8409, 14751, 16137, 24287, 25227, 30833, 44253, 48411, 72861, 75681, 92499, 218583, 267157, 277497, 417647, 456889, 655749, 801471, 832491, 1252941, 1370667, 2404413, 3758823, 4112001, 4594117, 5025779, 7213239, 11276469, 12336003, 13782351, 15077337, 41347053, 45232011, 68076461, 124041159, 135696033, 204229383, 612688149, 748841071, 1838064447, 2246523213, 6739569639, 20218708917]

約数ペア:

[(1, 20218708917), (3, 6739569639), (9, 2246523213), (11, 1838064447), (27, 748841071), (33, 612688149), (99, 204229383), (149, 135696033), (163, 124041159), (297, 68076461), (447, 45232011), (489, 41347053), (1341, 15077337), (1467, 13782351), (1639, 12336003), (1793, 11276469), (2803, 7213239), (4023, 5025779), (4401, 4594117), (4917, 4112001), (5379, 3758823), (8409, 2404413), (14751, 1370667), (16137, 1252941), (24287, 832491), (25227, 801471), (30833, 655749), (44253, 456889), (48411, 417647), (72861, 277497), (75681, 267157), (92499, 218583)]