20186901860

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{463}}^1\times {\mathrm{53171}}^1$

素因数の和:53684

約数の個数: 48

約数和(自身を含む): 43521069312

約数和(自身を除く): 23334167452

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 463, 820, 926, 1852, 2315, 4630, 9260, 18983, 37966, 53171, 75932, 94915, 106342, 189830, 212684, 265855, 379660, 531710, 1063420, 2180011, 4360022, 8720044, 10900055, 21800110, 24618173, 43600220, 49236346, 98472692, 123090865, 246181730, 492363460, 1009345093, 2018690186, 4037380372, 5046725465, 10093450930, 20186901860]

約数ペア:

[(1, 20186901860), (2, 10093450930), (4, 5046725465), (5, 4037380372), (10, 2018690186), (20, 1009345093), (41, 492363460), (82, 246181730), (164, 123090865), (205, 98472692), (410, 49236346), (463, 43600220), (820, 24618173), (926, 21800110), (1852, 10900055), (2315, 8720044), (4630, 4360022), (9260, 2180011), (18983, 1063420), (37966, 531710), (53171, 379660), (75932, 265855), (94915, 212684), (106342, 189830)]