19441216

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{239}}^1$

素因数の和:323

約数の個数: 56

約数和(自身を含む): 40965120

約数和(自身を除く): 21523904

約数列:

[1, 2, 4, 8, 16, 31, 32, 41, 62, 64, 82, 124, 164, 239, 248, 328, 478, 496, 656, 956, 992, 1271, 1312, 1912, 1984, 2542, 2624, 3824, 5084, 7409, 7648, 9799, 10168, 14818, 15296, 19598, 20336, 29636, 39196, 40672, 59272, 78392, 81344, 118544, 156784, 237088, 303769, 313568, 474176, 607538, 627136, 1215076, 2430152, 4860304, 9720608, 19441216]

約数ペア:

[(1, 19441216), (2, 9720608), (4, 4860304), (8, 2430152), (16, 1215076), (31, 627136), (32, 607538), (41, 474176), (62, 313568), (64, 303769), (82, 237088), (124, 156784), (164, 118544), (239, 81344), (248, 78392), (328, 59272), (478, 40672), (496, 39196), (656, 29636), (956, 20336), (992, 19598), (1271, 15296), (1312, 14818), (1912, 10168), (1984, 9799), (2542, 7648), (2624, 7409), (3824, 5084)]