20165685008

素因数分解:

$2^4\times 7^2\times {\mathrm{31}}^1\times {\mathrm{829727}}^1$

素因数の和:829780

約数の個数: 60

約数和(自身を含む): 46916140032

約数和(自身を除く): 26750455024

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 49, 56, 62, 98, 112, 124, 196, 217, 248, 392, 434, 496, 784, 868, 1519, 1736, 3038, 3472, 6076, 12152, 24304, 829727, 1659454, 3318908, 5808089, 6637816, 11616178, 13275632, 23232356, 25721537, 40656623, 46464712, 51443074, 81313246, 92929424, 102886148, 162626492, 180050759, 205772296, 325252984, 360101518, 411544592, 650505968, 720203036, 1260355313, 1440406072, 2520710626, 2880812144, 5041421252, 10082842504, 20165685008]

約数ペア:

[(1, 20165685008), (2, 10082842504), (4, 5041421252), (7, 2880812144), (8, 2520710626), (14, 1440406072), (16, 1260355313), (28, 720203036), (31, 650505968), (49, 411544592), (56, 360101518), (62, 325252984), (98, 205772296), (112, 180050759), (124, 162626492), (196, 102886148), (217, 92929424), (248, 81313246), (392, 51443074), (434, 46464712), (496, 40656623), (784, 25721537), (868, 23232356), (1519, 13275632), (1736, 11616178), (3038, 6637816), (3472, 5808089), (6076, 3318908), (12152, 1659454), (24304, 829727)]