20318016

素因数分解:

$2^6\times 3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1$

素因数の和:188

約数の個数: 112

約数和(自身を含む): 57936384

約数和(自身を除く): 37618368

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 43, 46, 48, 64, 69, 86, 92, 96, 107, 129, 138, 172, 184, 192, 214, 258, 276, 321, 344, 368, 428, 516, 552, 642, 688, 736, 856, 989, 1032, 1104, 1284, 1376, 1472, 1712, 1978, 2064, 2208, 2461, 2568, 2752, 2967, 3424, 3956, 4128, 4416, 4601, 4922, 5136, 5934, 6848, 7383, 7912, 8256, 9202, 9844, 10272, 11868, 13803, 14766, 15824, 18404, 19688, 20544, 23736, 27606, 29532, 31648, 36808, 39376, 47472, 55212, 59064, 63296, 73616, 78752, 94944, 105823, 110424, 118128, 147232, 157504, 189888, 211646, 220848, 236256, 294464, 317469, 423292, 441696, 472512, 634938, 846584, 883392, 1269876, 1693168, 2539752, 3386336, 5079504, 6772672, 10159008, 20318016]

約数ペア:

[(1, 20318016), (2, 10159008), (3, 6772672), (4, 5079504), (6, 3386336), (8, 2539752), (12, 1693168), (16, 1269876), (23, 883392), (24, 846584), (32, 634938), (43, 472512), (46, 441696), (48, 423292), (64, 317469), (69, 294464), (86, 236256), (92, 220848), (96, 211646), (107, 189888), (129, 157504), (138, 147232), (172, 118128), (184, 110424), (192, 105823), (214, 94944), (258, 78752), (276, 73616), (321, 63296), (344, 59064), (368, 55212), (428, 47472), (516, 39376), (552, 36808), (642, 31648), (688, 29532), (736, 27606), (856, 23736), (989, 20544), (1032, 19688), (1104, 18404), (1284, 15824), (1376, 14766), (1472, 13803), (1712, 11868), (1978, 10272), (2064, 9844), (2208, 9202), (2461, 8256), (2568, 7912), (2752, 7383), (2967, 6848), (3424, 5934), (3956, 5136), (4128, 4922), (4416, 4601)]