18665293820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{503}}^1\times {\mathrm{109141}}^1$

素因数の和:109670

約数の個数: 48

約数和(自身を含む): 41585721408

約数和(自身を除く): 22920427588

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 503, 1006, 2012, 2515, 5030, 8551, 10060, 17102, 34204, 42755, 85510, 109141, 171020, 218282, 436564, 545705, 1091410, 1855397, 2182820, 3710794, 7421588, 9276985, 18553970, 37107940, 54897923, 109795846, 219591692, 274489615, 548979230, 933264691, 1097958460, 1866529382, 3733058764, 4666323455, 9332646910, 18665293820]

約数ペア:

[(1, 18665293820), (2, 9332646910), (4, 4666323455), (5, 3733058764), (10, 1866529382), (17, 1097958460), (20, 933264691), (34, 548979230), (68, 274489615), (85, 219591692), (170, 109795846), (340, 54897923), (503, 37107940), (1006, 18553970), (2012, 9276985), (2515, 7421588), (5030, 3710794), (8551, 2182820), (10060, 1855397), (17102, 1091410), (34204, 545705), (42755, 436564), (85510, 218282), (109141, 171020)]