20199888

素因数分解:

$2^4\times 3^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1$

素因数の和:166

約数の個数: 160

約数和(自身を含む): 64281600

約数和(自身を除く): 44081712

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 23, 24, 27, 36, 38, 46, 48, 54, 57, 69, 72, 76, 92, 107, 108, 114, 138, 144, 152, 171, 184, 207, 214, 216, 228, 276, 304, 321, 342, 368, 414, 428, 432, 437, 456, 513, 552, 621, 642, 684, 828, 856, 874, 912, 963, 1026, 1104, 1242, 1284, 1311, 1368, 1656, 1712, 1748, 1926, 2033, 2052, 2461, 2484, 2568, 2622, 2736, 2889, 3312, 3496, 3852, 3933, 4066, 4104, 4922, 4968, 5136, 5244, 5778, 6099, 6992, 7383, 7704, 7866, 8132, 8208, 9844, 9936, 10488, 11556, 11799, 12198, 14766, 15408, 15732, 16264, 18297, 19688, 20976, 22149, 23112, 23598, 24396, 29532, 31464, 32528, 36594, 39376, 44298, 46224, 46759, 47196, 48792, 54891, 59064, 62928, 66447, 73188, 88596, 93518, 94392, 97584, 109782, 118128, 132894, 140277, 146376, 177192, 187036, 188784, 219564, 265788, 280554, 292752, 354384, 374072, 420831, 439128, 531576, 561108, 748144, 841662, 878256, 1063152, 1122216, 1262493, 1683324, 2244432, 2524986, 3366648, 5049972, 6733296, 10099944, 20199888]

約数ペア:

[(1, 20199888), (2, 10099944), (3, 6733296), (4, 5049972), (6, 3366648), (8, 2524986), (9, 2244432), (12, 1683324), (16, 1262493), (18, 1122216), (19, 1063152), (23, 878256), (24, 841662), (27, 748144), (36, 561108), (38, 531576), (46, 439128), (48, 420831), (54, 374072), (57, 354384), (69, 292752), (72, 280554), (76, 265788), (92, 219564), (107, 188784), (108, 187036), (114, 177192), (138, 146376), (144, 140277), (152, 132894), (171, 118128), (184, 109782), (207, 97584), (214, 94392), (216, 93518), (228, 88596), (276, 73188), (304, 66447), (321, 62928), (342, 59064), (368, 54891), (414, 48792), (428, 47196), (432, 46759), (437, 46224), (456, 44298), (513, 39376), (552, 36594), (621, 32528), (642, 31464), (684, 29532), (828, 24396), (856, 23598), (874, 23112), (912, 22149), (963, 20976), (1026, 19688), (1104, 18297), (1242, 16264), (1284, 15732), (1311, 15408), (1368, 14766), (1656, 12198), (1712, 11799), (1748, 11556), (1926, 10488), (2033, 9936), (2052, 9844), (2461, 8208), (2484, 8132), (2568, 7866), (2622, 7704), (2736, 7383), (2889, 6992), (3312, 6099), (3496, 5778), (3852, 5244), (3933, 5136), (4066, 4968), (4104, 4922)]