20911479024

素因数分解:

$2^4\times 3^1\times {\mathrm{53}}^1\times {\mathrm{2221}}^1\times {\mathrm{3701}}^1$

素因数の和:5986

約数の個数: 80

約数和(自身を含む): 55080251424

約数和(自身を除く): 34168772400

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 53, 106, 159, 212, 318, 424, 636, 848, 1272, 2221, 2544, 3701, 4442, 6663, 7402, 8884, 11103, 13326, 14804, 17768, 22206, 26652, 29608, 35536, 44412, 53304, 59216, 88824, 106608, 117713, 177648, 196153, 235426, 353139, 392306, 470852, 588459, 706278, 784612, 941704, 1176918, 1412556, 1569224, 1883408, 2353836, 2825112, 3138448, 4707672, 5650224, 8219921, 9415344, 16439842, 24659763, 32879684, 49319526, 65759368, 98639052, 131518736, 197278104, 394556208, 435655813, 871311626, 1306967439, 1742623252, 2613934878, 3485246504, 5227869756, 6970493008, 10455739512, 20911479024]

約数ペア:

[(1, 20911479024), (2, 10455739512), (3, 6970493008), (4, 5227869756), (6, 3485246504), (8, 2613934878), (12, 1742623252), (16, 1306967439), (24, 871311626), (48, 435655813), (53, 394556208), (106, 197278104), (159, 131518736), (212, 98639052), (318, 65759368), (424, 49319526), (636, 32879684), (848, 24659763), (1272, 16439842), (2221, 9415344), (2544, 8219921), (3701, 5650224), (4442, 4707672), (6663, 3138448), (7402, 2825112), (8884, 2353836), (11103, 1883408), (13326, 1569224), (14804, 1412556), (17768, 1176918), (22206, 941704), (26652, 784612), (29608, 706278), (35536, 588459), (44412, 470852), (53304, 392306), (59216, 353139), (88824, 235426), (106608, 196153), (117713, 177648)]