19809264

素因数分解:

$2^4\times 3^1\times {\mathrm{89}}^1\times {\mathrm{4637}}^1$

素因数の和:4737

約数の個数: 40

約数和(自身を含む): 51760080

約数和(自身を除く): 31950816

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 89, 178, 267, 356, 534, 712, 1068, 1424, 2136, 4272, 4637, 9274, 13911, 18548, 27822, 37096, 55644, 74192, 111288, 222576, 412693, 825386, 1238079, 1650772, 2476158, 3301544, 4952316, 6603088, 9904632, 19809264]

約数ペア:

[(1, 19809264), (2, 9904632), (3, 6603088), (4, 4952316), (6, 3301544), (8, 2476158), (12, 1650772), (16, 1238079), (24, 825386), (48, 412693), (89, 222576), (178, 111288), (267, 74192), (356, 55644), (534, 37096), (712, 27822), (1068, 18548), (1424, 13911), (2136, 9274), (4272, 4637)]