20149770004

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{28549}}^1$

素因数の和:28857

約数の個数: 72

約数和(自身を含む): 44335523400

約数和(自身を除く): 24185753396

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 277, 364, 554, 637, 1108, 1274, 1939, 2548, 3601, 3878, 7202, 7756, 13573, 14404, 25207, 27146, 28549, 50414, 54292, 57098, 100828, 114196, 176449, 199843, 352898, 371137, 399686, 705796, 742274, 799372, 1398901, 1484548, 2597959, 2797802, 5195918, 5595604, 7908073, 10391836, 15816146, 18185713, 31632292, 36371426, 55356511, 72742852, 102804949, 110713022, 205609898, 221426044, 387495577, 411219796, 719634643, 774991154, 1439269286, 1549982308, 2878538572, 5037442501, 10074885002, 20149770004]

約数ペア:

[(1, 20149770004), (2, 10074885002), (4, 5037442501), (7, 2878538572), (13, 1549982308), (14, 1439269286), (26, 774991154), (28, 719634643), (49, 411219796), (52, 387495577), (91, 221426044), (98, 205609898), (182, 110713022), (196, 102804949), (277, 72742852), (364, 55356511), (554, 36371426), (637, 31632292), (1108, 18185713), (1274, 15816146), (1939, 10391836), (2548, 7908073), (3601, 5595604), (3878, 5195918), (7202, 2797802), (7756, 2597959), (13573, 1484548), (14404, 1398901), (25207, 799372), (27146, 742274), (28549, 705796), (50414, 399686), (54292, 371137), (57098, 352898), (100828, 199843), (114196, 176449)]