19013820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2663}}^1$

素因数の和:2699

約数の個数: 96

約数和(自身を含む): 64447488

約数和(自身を除く): 45433668

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 51, 60, 68, 70, 84, 85, 102, 105, 119, 140, 170, 204, 210, 238, 255, 340, 357, 420, 476, 510, 595, 714, 1020, 1190, 1428, 1785, 2380, 2663, 3570, 5326, 7140, 7989, 10652, 13315, 15978, 18641, 26630, 31956, 37282, 39945, 45271, 53260, 55923, 74564, 79890, 90542, 93205, 111846, 135813, 159780, 181084, 186410, 223692, 226355, 271626, 279615, 316897, 372820, 452710, 543252, 559230, 633794, 679065, 905420, 950691, 1118460, 1267588, 1358130, 1584485, 1901382, 2716260, 3168970, 3802764, 4753455, 6337940, 9506910, 19013820]

約数ペア:

[(1, 19013820), (2, 9506910), (3, 6337940), (4, 4753455), (5, 3802764), (6, 3168970), (7, 2716260), (10, 1901382), (12, 1584485), (14, 1358130), (15, 1267588), (17, 1118460), (20, 950691), (21, 905420), (28, 679065), (30, 633794), (34, 559230), (35, 543252), (42, 452710), (51, 372820), (60, 316897), (68, 279615), (70, 271626), (84, 226355), (85, 223692), (102, 186410), (105, 181084), (119, 159780), (140, 135813), (170, 111846), (204, 93205), (210, 90542), (238, 79890), (255, 74564), (340, 55923), (357, 53260), (420, 45271), (476, 39945), (510, 37282), (595, 31956), (714, 26630), (1020, 18641), (1190, 15978), (1428, 13315), (1785, 10652), (2380, 7989), (2663, 7140), (3570, 5326)]