20131297384

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{409}}^1\times {\mathrm{569}}^1\times {\mathrm{983}}^1$

素因数の和:1978

約数の個数: 64

約数和(自身を含む): 41392944000

約数和(自身を除く): 21261646616

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 409, 569, 818, 983, 1138, 1636, 1966, 2276, 3272, 3932, 4499, 4552, 6259, 7864, 8998, 10813, 12518, 17996, 21626, 25036, 35992, 43252, 50072, 86504, 232721, 402047, 465442, 559327, 804094, 930884, 1118654, 1608188, 1861768, 2237308, 2559931, 3216376, 4422517, 4474616, 5119862, 6152597, 8845034, 10239724, 12305194, 17690068, 20479448, 24610388, 35380136, 49220776, 228764743, 457529486, 915058972, 1830117944, 2516412173, 5032824346, 10065648692, 20131297384]

約数ペア:

[(1, 20131297384), (2, 10065648692), (4, 5032824346), (8, 2516412173), (11, 1830117944), (22, 915058972), (44, 457529486), (88, 228764743), (409, 49220776), (569, 35380136), (818, 24610388), (983, 20479448), (1138, 17690068), (1636, 12305194), (1966, 10239724), (2276, 8845034), (3272, 6152597), (3932, 5119862), (4499, 4474616), (4552, 4422517), (6259, 3216376), (7864, 2559931), (8998, 2237308), (10813, 1861768), (12518, 1608188), (17996, 1118654), (21626, 930884), (25036, 804094), (35992, 559327), (43252, 465442), (50072, 402047), (86504, 232721)]