31204916

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:264

約数の個数: 48

約数和(自身を含む): 59996160

約数和(自身を除く): 28791244

約数列:

[1, 2, 4, 19, 38, 53, 61, 76, 106, 122, 127, 212, 244, 254, 508, 1007, 1159, 2014, 2318, 2413, 3233, 4028, 4636, 4826, 6466, 6731, 7747, 9652, 12932, 13462, 15494, 26924, 30988, 61427, 122854, 127889, 147193, 245708, 255778, 294386, 410591, 511556, 588772, 821182, 1642364, 7801229, 15602458, 31204916]

約数ペア:

[(1, 31204916), (2, 15602458), (4, 7801229), (19, 1642364), (38, 821182), (53, 588772), (61, 511556), (76, 410591), (106, 294386), (122, 255778), (127, 245708), (212, 147193), (244, 127889), (254, 122854), (508, 61427), (1007, 30988), (1159, 26924), (2014, 15494), (2318, 13462), (2413, 12932), (3233, 9652), (4028, 7747), (4636, 6731), (4826, 6466)]