19731033

素因数分解:

$3^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:148

約数の個数: 80

約数和(自身を含む): 37635840

約数和(自身を除く): 17904807

約数列:

[1, 3, 7, 9, 17, 21, 23, 27, 51, 63, 69, 81, 89, 119, 153, 161, 189, 207, 267, 357, 391, 459, 483, 567, 621, 623, 801, 1071, 1173, 1377, 1449, 1513, 1863, 1869, 2047, 2403, 2737, 3213, 3519, 4347, 4539, 5607, 6141, 7209, 8211, 9639, 10557, 10591, 13041, 13617, 14329, 16821, 18423, 24633, 31671, 31773, 34799, 40851, 42987, 50463, 55269, 73899, 95319, 104397, 122553, 128961, 165807, 221697, 243593, 285957, 313191, 386883, 730779, 857871, 939573, 1160649, 2192337, 2818719, 6577011, 19731033]

約数ペア:

[(1, 19731033), (3, 6577011), (7, 2818719), (9, 2192337), (17, 1160649), (21, 939573), (23, 857871), (27, 730779), (51, 386883), (63, 313191), (69, 285957), (81, 243593), (89, 221697), (119, 165807), (153, 128961), (161, 122553), (189, 104397), (207, 95319), (267, 73899), (357, 55269), (391, 50463), (459, 42987), (483, 40851), (567, 34799), (621, 31773), (623, 31671), (801, 24633), (1071, 18423), (1173, 16821), (1377, 14329), (1449, 13617), (1513, 13041), (1863, 10591), (1869, 10557), (2047, 9639), (2403, 8211), (2737, 7209), (3213, 6141), (3519, 5607), (4347, 4539)]