20205183604

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{211}}^1\times {\mathrm{541}}^1$

素因数の和:929

約数の個数: 96

約数和(自身を含む): 39959015040

約数和(自身を除く): 19753831436

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 137, 211, 274, 323, 422, 541, 548, 646, 844, 1082, 1292, 2164, 2329, 2603, 3587, 4009, 4658, 5206, 7174, 8018, 9197, 9316, 10279, 10412, 14348, 16036, 18394, 20558, 28907, 36788, 41116, 44251, 57814, 68153, 74117, 88502, 114151, 115628, 136306, 148234, 174743, 177004, 228302, 272612, 296468, 349486, 456604, 491419, 549233, 698972, 982838, 1098466, 1259989, 1408223, 1940567, 1965676, 2168869, 2196932, 2519978, 2816446, 3881134, 4337738, 5039956, 5632892, 7762268, 8675476, 9336961, 15638687, 18673922, 23939791, 31277374, 36870773, 37347844, 47879582, 62554748, 73741546, 95759164, 147483092, 265857679, 297135053, 531715358, 594270106, 1063430716, 1188540212, 5051295901, 10102591802, 20205183604]

約数ペア:

[(1, 20205183604), (2, 10102591802), (4, 5051295901), (17, 1188540212), (19, 1063430716), (34, 594270106), (38, 531715358), (68, 297135053), (76, 265857679), (137, 147483092), (211, 95759164), (274, 73741546), (323, 62554748), (422, 47879582), (541, 37347844), (548, 36870773), (646, 31277374), (844, 23939791), (1082, 18673922), (1292, 15638687), (2164, 9336961), (2329, 8675476), (2603, 7762268), (3587, 5632892), (4009, 5039956), (4658, 4337738), (5206, 3881134), (7174, 2816446), (8018, 2519978), (9197, 2196932), (9316, 2168869), (10279, 1965676), (10412, 1940567), (14348, 1408223), (16036, 1259989), (18394, 1098466), (20558, 982838), (28907, 698972), (36788, 549233), (41116, 491419), (44251, 456604), (57814, 349486), (68153, 296468), (74117, 272612), (88502, 228302), (114151, 177004), (115628, 174743), (136306, 148234)]