19758592

素因数分解:

$2^9\times 7^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1$

素因数の和:211

約数の個数: 80

約数和(自身を含む): 46648800

約数和(自身を除く): 26890208

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 37, 56, 64, 74, 112, 128, 148, 149, 224, 256, 259, 296, 298, 448, 512, 518, 592, 596, 896, 1036, 1043, 1184, 1192, 1792, 2072, 2086, 2368, 2384, 3584, 4144, 4172, 4736, 4768, 5513, 8288, 8344, 9472, 9536, 11026, 16576, 16688, 18944, 19072, 22052, 33152, 33376, 38144, 38591, 44104, 66304, 66752, 76288, 77182, 88208, 132608, 133504, 154364, 176416, 267008, 308728, 352832, 534016, 617456, 705664, 1234912, 1411328, 2469824, 2822656, 4939648, 9879296, 19758592]

約数ペア:

[(1, 19758592), (2, 9879296), (4, 4939648), (7, 2822656), (8, 2469824), (14, 1411328), (16, 1234912), (28, 705664), (32, 617456), (37, 534016), (56, 352832), (64, 308728), (74, 267008), (112, 176416), (128, 154364), (148, 133504), (149, 132608), (224, 88208), (256, 77182), (259, 76288), (296, 66752), (298, 66304), (448, 44104), (512, 38591), (518, 38144), (592, 33376), (596, 33152), (896, 22052), (1036, 19072), (1043, 18944), (1184, 16688), (1192, 16576), (1792, 11026), (2072, 9536), (2086, 9472), (2368, 8344), (2384, 8288), (3584, 5513), (4144, 4768), (4172, 4736)]