19406044544

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{54713}}^1$

素因数の和:54907

約数の個数: 64

約数和(自身を含む): 41186510640

約数和(自身を除く): 21780466096

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 163, 272, 326, 544, 652, 1088, 1304, 2176, 2608, 2771, 5216, 5542, 10432, 11084, 20864, 22168, 44336, 54713, 88672, 109426, 177344, 218852, 354688, 437704, 875408, 930121, 1750816, 1860242, 3501632, 3720484, 7003264, 7440968, 8918219, 14881936, 17836438, 29763872, 35672876, 59527744, 71345752, 119055488, 142691504, 151609723, 285383008, 303219446, 570766016, 606438892, 1141532032, 1212877784, 2425755568, 4851511136, 9703022272, 19406044544]

約数ペア:

[(1, 19406044544), (2, 9703022272), (4, 4851511136), (8, 2425755568), (16, 1212877784), (17, 1141532032), (32, 606438892), (34, 570766016), (64, 303219446), (68, 285383008), (128, 151609723), (136, 142691504), (163, 119055488), (272, 71345752), (326, 59527744), (544, 35672876), (652, 29763872), (1088, 17836438), (1304, 14881936), (2176, 8918219), (2608, 7440968), (2771, 7003264), (5216, 3720484), (5542, 3501632), (10432, 1860242), (11084, 1750816), (20864, 930121), (22168, 875408), (44336, 437704), (54713, 354688), (88672, 218852), (109426, 177344)]