19788804

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{4133}}^1$

素因数の和:4169

約数の個数: 72

約数和(自身を含む): 60191040

約数和(自身を除く): 40402236

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 38, 42, 57, 63, 76, 84, 114, 126, 133, 171, 228, 252, 266, 342, 399, 532, 684, 798, 1197, 1596, 2394, 4133, 4788, 8266, 12399, 16532, 24798, 28931, 37197, 49596, 57862, 74394, 78527, 86793, 115724, 148788, 157054, 173586, 235581, 260379, 314108, 347172, 471162, 520758, 549689, 706743, 942324, 1041516, 1099378, 1413486, 1649067, 2198756, 2826972, 3298134, 4947201, 6596268, 9894402, 19788804]

約数ペア:

[(1, 19788804), (2, 9894402), (3, 6596268), (4, 4947201), (6, 3298134), (7, 2826972), (9, 2198756), (12, 1649067), (14, 1413486), (18, 1099378), (19, 1041516), (21, 942324), (28, 706743), (36, 549689), (38, 520758), (42, 471162), (57, 347172), (63, 314108), (76, 260379), (84, 235581), (114, 173586), (126, 157054), (133, 148788), (171, 115724), (228, 86793), (252, 78527), (266, 74394), (342, 57862), (399, 49596), (532, 37197), (684, 28931), (798, 24798), (1197, 16532), (1596, 12399), (2394, 8266), (4133, 4788)]