20546448

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1733}}^1$

素因数の和:1776

約数の個数: 80

約数和(自身を含む): 60204480

約数和(自身を除く): 39658032

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 19, 24, 26, 38, 39, 48, 52, 57, 76, 78, 104, 114, 152, 156, 208, 228, 247, 304, 312, 456, 494, 624, 741, 912, 988, 1482, 1733, 1976, 2964, 3466, 3952, 5199, 5928, 6932, 10398, 11856, 13864, 20796, 22529, 27728, 32927, 41592, 45058, 65854, 67587, 83184, 90116, 98781, 131708, 135174, 180232, 197562, 263416, 270348, 360464, 395124, 428051, 526832, 540696, 790248, 856102, 1081392, 1284153, 1580496, 1712204, 2568306, 3424408, 5136612, 6848816, 10273224, 20546448]

約数ペア:

[(1, 20546448), (2, 10273224), (3, 6848816), (4, 5136612), (6, 3424408), (8, 2568306), (12, 1712204), (13, 1580496), (16, 1284153), (19, 1081392), (24, 856102), (26, 790248), (38, 540696), (39, 526832), (48, 428051), (52, 395124), (57, 360464), (76, 270348), (78, 263416), (104, 197562), (114, 180232), (152, 135174), (156, 131708), (208, 98781), (228, 90116), (247, 83184), (304, 67587), (312, 65854), (456, 45058), (494, 41592), (624, 32927), (741, 27728), (912, 22529), (988, 20796), (1482, 13864), (1733, 11856), (1976, 10398), (2964, 6932), (3466, 5928), (3952, 5199)]