20194624768

素因数分解:

$2^8\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{87553}}^1$

素因数の和:87639

約数の個数: 72

約数和(自身を含む): 43487371368

約数和(自身を除く): 23292746600

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 53, 64, 68, 106, 128, 136, 212, 256, 272, 424, 544, 848, 901, 1088, 1696, 1802, 2176, 3392, 3604, 4352, 6784, 7208, 13568, 14416, 28832, 57664, 87553, 115328, 175106, 230656, 350212, 700424, 1400848, 1488401, 2801696, 2976802, 4640309, 5603392, 5953604, 9280618, 11206784, 11907208, 18561236, 22413568, 23814416, 37122472, 47628832, 74244944, 78885253, 95257664, 148489888, 157770506, 190515328, 296979776, 315541012, 381030656, 593959552, 631082024, 1187919104, 1262164048, 2524328096, 5048656192, 10097312384, 20194624768]

約数ペア:

[(1, 20194624768), (2, 10097312384), (4, 5048656192), (8, 2524328096), (16, 1262164048), (17, 1187919104), (32, 631082024), (34, 593959552), (53, 381030656), (64, 315541012), (68, 296979776), (106, 190515328), (128, 157770506), (136, 148489888), (212, 95257664), (256, 78885253), (272, 74244944), (424, 47628832), (544, 37122472), (848, 23814416), (901, 22413568), (1088, 18561236), (1696, 11907208), (1802, 11206784), (2176, 9280618), (3392, 5953604), (3604, 5603392), (4352, 4640309), (6784, 2976802), (7208, 2801696), (13568, 1488401), (14416, 1400848), (28832, 700424), (57664, 350212), (87553, 230656), (115328, 175106)]