19821456

素因数分解:

$2^4\times 3^3\times {\mathrm{17}}^1\times {\mathrm{2699}}^1$

素因数の和:2733

約数の個数: 80

約数和(自身を含む): 60264000

約数和(自身を除く): 40442544

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, 2699, 3672, 5398, 7344, 8097, 10796, 16194, 21592, 24291, 32388, 43184, 45883, 48582, 64776, 72873, 91766, 97164, 129552, 137649, 145746, 183532, 194328, 275298, 291492, 367064, 388656, 412947, 550596, 582984, 734128, 825894, 1101192, 1165968, 1238841, 1651788, 2202384, 2477682, 3303576, 4955364, 6607152, 9910728, 19821456]

約数ペア:

[(1, 19821456), (2, 9910728), (3, 6607152), (4, 4955364), (6, 3303576), (8, 2477682), (9, 2202384), (12, 1651788), (16, 1238841), (17, 1165968), (18, 1101192), (24, 825894), (27, 734128), (34, 582984), (36, 550596), (48, 412947), (51, 388656), (54, 367064), (68, 291492), (72, 275298), (102, 194328), (108, 183532), (136, 145746), (144, 137649), (153, 129552), (204, 97164), (216, 91766), (272, 72873), (306, 64776), (408, 48582), (432, 45883), (459, 43184), (612, 32388), (816, 24291), (918, 21592), (1224, 16194), (1836, 10796), (2448, 8097), (2699, 7344), (3672, 5398)]