18796890

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{673}}^1$

素因数の和:716

約数の個数: 96

約数和(自身を含む): 55321920

約数和(自身を除く): 36525030

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 49, 57, 70, 95, 98, 105, 114, 133, 147, 190, 210, 245, 266, 285, 294, 399, 490, 570, 665, 673, 735, 798, 931, 1330, 1346, 1470, 1862, 1995, 2019, 2793, 3365, 3990, 4038, 4655, 4711, 5586, 6730, 9310, 9422, 10095, 12787, 13965, 14133, 20190, 23555, 25574, 27930, 28266, 32977, 38361, 47110, 63935, 65954, 70665, 76722, 89509, 98931, 127870, 141330, 164885, 179018, 191805, 197862, 268527, 329770, 383610, 447545, 494655, 537054, 626563, 895090, 989310, 1253126, 1342635, 1879689, 2685270, 3132815, 3759378, 6265630, 9398445, 18796890]

約数ペア:

[(1, 18796890), (2, 9398445), (3, 6265630), (5, 3759378), (6, 3132815), (7, 2685270), (10, 1879689), (14, 1342635), (15, 1253126), (19, 989310), (21, 895090), (30, 626563), (35, 537054), (38, 494655), (42, 447545), (49, 383610), (57, 329770), (70, 268527), (95, 197862), (98, 191805), (105, 179018), (114, 164885), (133, 141330), (147, 127870), (190, 98931), (210, 89509), (245, 76722), (266, 70665), (285, 65954), (294, 63935), (399, 47110), (490, 38361), (570, 32977), (665, 28266), (673, 27930), (735, 25574), (798, 23555), (931, 20190), (1330, 14133), (1346, 13965), (1470, 12787), (1862, 10095), (1995, 9422), (2019, 9310), (2793, 6730), (3365, 5586), (3990, 4711), (4038, 4655)]