20171583628

素因数分解:

$2^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{607}}^1\times {\mathrm{3943}}^1$

素因数の和:4611

約数の個数: 72

約数和(自身を含む): 42098445312

約数和(自身を除く): 21926861684

約数列:

[1, 2, 4, 7, 14, 28, 43, 49, 86, 98, 172, 196, 301, 602, 607, 1204, 1214, 2107, 2428, 3943, 4214, 4249, 7886, 8428, 8498, 15772, 16996, 26101, 27601, 29743, 52202, 55202, 59486, 104404, 110404, 118972, 169549, 182707, 193207, 339098, 365414, 386414, 678196, 730828, 772828, 1186843, 1278949, 2373686, 2393401, 2557898, 4747372, 4786802, 5115796, 8307901, 9573604, 16615802, 16753807, 33231604, 33507614, 67015228, 102916243, 117276649, 205832486, 234553298, 411664972, 469106596, 720413701, 1440827402, 2881654804, 5042895907, 10085791814, 20171583628]

約数ペア:

[(1, 20171583628), (2, 10085791814), (4, 5042895907), (7, 2881654804), (14, 1440827402), (28, 720413701), (43, 469106596), (49, 411664972), (86, 234553298), (98, 205832486), (172, 117276649), (196, 102916243), (301, 67015228), (602, 33507614), (607, 33231604), (1204, 16753807), (1214, 16615802), (2107, 9573604), (2428, 8307901), (3943, 5115796), (4214, 4786802), (4249, 4747372), (7886, 2557898), (8428, 2393401), (8498, 2373686), (15772, 1278949), (16996, 1186843), (26101, 772828), (27601, 730828), (29743, 678196), (52202, 386414), (55202, 365414), (59486, 339098), (104404, 193207), (110404, 182707), (118972, 169549)]