19909584

素因数分解:

$2^4\times 3^3\times {\mathrm{17}}^1\times {\mathrm{2711}}^1$

素因数の和:2745

約数の個数: 80

約数和(自身を含む): 60531840

約数和(自身を除く): 40622256

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 27, 34, 36, 48, 51, 54, 68, 72, 102, 108, 136, 144, 153, 204, 216, 272, 306, 408, 432, 459, 612, 816, 918, 1224, 1836, 2448, 2711, 3672, 5422, 7344, 8133, 10844, 16266, 21688, 24399, 32532, 43376, 46087, 48798, 65064, 73197, 92174, 97596, 130128, 138261, 146394, 184348, 195192, 276522, 292788, 368696, 390384, 414783, 553044, 585576, 737392, 829566, 1106088, 1171152, 1244349, 1659132, 2212176, 2488698, 3318264, 4977396, 6636528, 9954792, 19909584]

約数ペア:

[(1, 19909584), (2, 9954792), (3, 6636528), (4, 4977396), (6, 3318264), (8, 2488698), (9, 2212176), (12, 1659132), (16, 1244349), (17, 1171152), (18, 1106088), (24, 829566), (27, 737392), (34, 585576), (36, 553044), (48, 414783), (51, 390384), (54, 368696), (68, 292788), (72, 276522), (102, 195192), (108, 184348), (136, 146394), (144, 138261), (153, 130128), (204, 97596), (216, 92174), (272, 73197), (306, 65064), (408, 48798), (432, 46087), (459, 43376), (612, 32532), (816, 24399), (918, 21688), (1224, 16266), (1836, 10844), (2448, 8133), (2711, 7344), (3672, 5422)]