18899104

素因数分解:

$2^5\times 7^2\times {\mathrm{17}}^1\times {\mathrm{709}}^1$

素因数の和:750

約数の個数: 72

約数和(自身を含む): 45892980

約数和(自身を除く): 26993876

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 49, 56, 68, 98, 112, 119, 136, 196, 224, 238, 272, 392, 476, 544, 709, 784, 833, 952, 1418, 1568, 1666, 1904, 2836, 3332, 3808, 4963, 5672, 6664, 9926, 11344, 12053, 13328, 19852, 22688, 24106, 26656, 34741, 39704, 48212, 69482, 79408, 84371, 96424, 138964, 158816, 168742, 192848, 277928, 337484, 385696, 555856, 590597, 674968, 1111712, 1181194, 1349936, 2362388, 2699872, 4724776, 9449552, 18899104]

約数ペア:

[(1, 18899104), (2, 9449552), (4, 4724776), (7, 2699872), (8, 2362388), (14, 1349936), (16, 1181194), (17, 1111712), (28, 674968), (32, 590597), (34, 555856), (49, 385696), (56, 337484), (68, 277928), (98, 192848), (112, 168742), (119, 158816), (136, 138964), (196, 96424), (224, 84371), (238, 79408), (272, 69482), (392, 48212), (476, 39704), (544, 34741), (709, 26656), (784, 24106), (833, 22688), (952, 19852), (1418, 13328), (1568, 12053), (1666, 11344), (1904, 9926), (2836, 6664), (3332, 5672), (3808, 4963)]