19303772

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{223}}^1$

素因数の和:330

約数の個数: 48

約数和(自身を含む): 38384640

約数和(自身を除く): 19080868

約数列:

[1, 2, 4, 17, 19, 34, 38, 67, 68, 76, 134, 223, 268, 323, 446, 646, 892, 1139, 1273, 1292, 2278, 2546, 3791, 4237, 4556, 5092, 7582, 8474, 14941, 15164, 16948, 21641, 29882, 43282, 59764, 72029, 86564, 144058, 253997, 283879, 288116, 507994, 567758, 1015988, 1135516, 4825943, 9651886, 19303772]

約数ペア:

[(1, 19303772), (2, 9651886), (4, 4825943), (17, 1135516), (19, 1015988), (34, 567758), (38, 507994), (67, 288116), (68, 283879), (76, 253997), (134, 144058), (223, 86564), (268, 72029), (323, 59764), (446, 43282), (646, 29882), (892, 21641), (1139, 16948), (1273, 15164), (1292, 14941), (2278, 8474), (2546, 7582), (3791, 5092), (4237, 4556)]