19802118

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{227}}^1$

素因数の和:337

約数の個数: 64

約数和(自身を含む): 47628288

約数和(自身を除く): 27826170

約数列:

[1, 2, 3, 6, 7, 14, 21, 31, 42, 62, 67, 93, 134, 186, 201, 217, 227, 402, 434, 454, 469, 651, 681, 938, 1302, 1362, 1407, 1589, 2077, 2814, 3178, 4154, 4767, 6231, 7037, 9534, 12462, 14074, 14539, 15209, 21111, 29078, 30418, 42222, 43617, 45627, 49259, 87234, 91254, 98518, 106463, 147777, 212926, 295554, 319389, 471479, 638778, 942958, 1414437, 2828874, 3300353, 6600706, 9901059, 19802118]

約数ペア:

[(1, 19802118), (2, 9901059), (3, 6600706), (6, 3300353), (7, 2828874), (14, 1414437), (21, 942958), (31, 638778), (42, 471479), (62, 319389), (67, 295554), (93, 212926), (134, 147777), (186, 106463), (201, 98518), (217, 91254), (227, 87234), (402, 49259), (434, 45627), (454, 43617), (469, 42222), (651, 30418), (681, 29078), (938, 21111), (1302, 15209), (1362, 14539), (1407, 14074), (1589, 12462), (2077, 9534), (2814, 7037), (3178, 6231), (4154, 4767)]