20079082808

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{89}}^1\times {\mathrm{191}}^1\times {\mathrm{409}}^1$

素因数の和:733

約数の個数: 96

約数和(自身を含む): 40489632000

約数和(自身を除く): 20410549192

約数列:

[1, 2, 4, 8, 19, 38, 76, 89, 152, 178, 191, 356, 361, 382, 409, 712, 722, 764, 818, 1444, 1528, 1636, 1691, 2888, 3272, 3382, 3629, 6764, 7258, 7771, 13528, 14516, 15542, 16999, 29032, 31084, 32129, 33998, 36401, 62168, 64258, 67996, 68951, 72802, 78119, 128516, 135992, 137902, 145604, 147649, 156238, 257032, 275804, 291208, 295298, 312476, 322981, 551608, 590596, 624952, 645962, 691619, 1181192, 1291924, 1383238, 1484261, 2583848, 2766476, 2968522, 5532952, 5937044, 6136639, 6952591, 11874088, 12273278, 13140761, 13905182, 24546556, 26281522, 27810364, 28200959, 49093112, 52563044, 55620728, 56401918, 105126088, 112803836, 132099229, 225607672, 264198458, 528396916, 1056793832, 2509885351, 5019770702, 10039541404, 20079082808]

約数ペア:

[(1, 20079082808), (2, 10039541404), (4, 5019770702), (8, 2509885351), (19, 1056793832), (38, 528396916), (76, 264198458), (89, 225607672), (152, 132099229), (178, 112803836), (191, 105126088), (356, 56401918), (361, 55620728), (382, 52563044), (409, 49093112), (712, 28200959), (722, 27810364), (764, 26281522), (818, 24546556), (1444, 13905182), (1528, 13140761), (1636, 12273278), (1691, 11874088), (2888, 6952591), (3272, 6136639), (3382, 5937044), (3629, 5532952), (6764, 2968522), (7258, 2766476), (7771, 2583848), (13528, 1484261), (14516, 1383238), (15542, 1291924), (16999, 1181192), (29032, 691619), (31084, 645962), (32129, 624952), (33998, 590596), (36401, 551608), (62168, 322981), (64258, 312476), (67996, 295298), (68951, 291208), (72802, 275804), (78119, 257032), (128516, 156238), (135992, 147649), (137902, 145604)]