1900165784

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{457}}^1\times {\mathrm{1277}}^1$

素因数の和:1788

約数の個数: 64

約数和(自身を含む): 4003616160

約数和(自身を除く): 2103450376

約数列:

[1, 2, 4, 8, 11, 22, 37, 44, 74, 88, 148, 296, 407, 457, 814, 914, 1277, 1628, 1828, 2554, 3256, 3656, 5027, 5108, 10054, 10216, 14047, 16909, 20108, 28094, 33818, 40216, 47249, 56188, 67636, 94498, 112376, 135272, 185999, 188996, 371998, 377992, 519739, 583589, 743996, 1039478, 1167178, 1487992, 2078956, 2334356, 4157912, 4668712, 6419479, 12838958, 21592793, 25677916, 43185586, 51355832, 86371172, 172742344, 237520723, 475041446, 950082892, 1900165784]

約数ペア:

[(1, 1900165784), (2, 950082892), (4, 475041446), (8, 237520723), (11, 172742344), (22, 86371172), (37, 51355832), (44, 43185586), (74, 25677916), (88, 21592793), (148, 12838958), (296, 6419479), (407, 4668712), (457, 4157912), (814, 2334356), (914, 2078956), (1277, 1487992), (1628, 1167178), (1828, 1039478), (2554, 743996), (3256, 583589), (3656, 519739), (5027, 377992), (5108, 371998), (10054, 188996), (10216, 185999), (14047, 135272), (16909, 112376), (20108, 94498), (28094, 67636), (33818, 56188), (40216, 47249)]