19531975376

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{293}}^1\times {\mathrm{12899}}^1$

素因数の和:13236

約数の個数: 80

約数和(自身を含む): 42325416000

約数和(自身を除く): 22793440624

約数列:

[1, 2, 4, 8, 16, 17, 19, 34, 38, 68, 76, 136, 152, 272, 293, 304, 323, 586, 646, 1172, 1292, 2344, 2584, 4688, 4981, 5168, 5567, 9962, 11134, 12899, 19924, 22268, 25798, 39848, 44536, 51596, 79696, 89072, 94639, 103192, 189278, 206384, 219283, 245081, 378556, 438566, 490162, 757112, 877132, 980324, 1514224, 1754264, 1960648, 3508528, 3779407, 3921296, 4166377, 7558814, 8332754, 15117628, 16665508, 30235256, 33331016, 60470512, 64249919, 66662032, 71808733, 128499838, 143617466, 256999676, 287234932, 513999352, 574469864, 1027998704, 1148939728, 1220748461, 2441496922, 4882993844, 9765987688, 19531975376]

約数ペア:

[(1, 19531975376), (2, 9765987688), (4, 4882993844), (8, 2441496922), (16, 1220748461), (17, 1148939728), (19, 1027998704), (34, 574469864), (38, 513999352), (68, 287234932), (76, 256999676), (136, 143617466), (152, 128499838), (272, 71808733), (293, 66662032), (304, 64249919), (323, 60470512), (586, 33331016), (646, 30235256), (1172, 16665508), (1292, 15117628), (2344, 8332754), (2584, 7558814), (4688, 4166377), (4981, 3921296), (5168, 3779407), (5567, 3508528), (9962, 1960648), (11134, 1754264), (12899, 1514224), (19924, 980324), (22268, 877132), (25798, 757112), (39848, 490162), (44536, 438566), (51596, 378556), (79696, 245081), (89072, 219283), (94639, 206384), (103192, 189278)]