38915968

素因数分解:

$2^7\times 7^1\times {\mathrm{13}}^2\times {\mathrm{257}}^1$

素因数の和:304

約数の個数: 96

約数和(自身を含む): 96316560

約数和(自身を除く): 57400592

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 128, 169, 182, 208, 224, 257, 338, 364, 416, 448, 514, 676, 728, 832, 896, 1028, 1183, 1352, 1456, 1664, 1799, 2056, 2366, 2704, 2912, 3341, 3598, 4112, 4732, 5408, 5824, 6682, 7196, 8224, 9464, 10816, 11648, 13364, 14392, 16448, 18928, 21632, 23387, 26728, 28784, 32896, 37856, 43433, 46774, 53456, 57568, 75712, 86866, 93548, 106912, 115136, 151424, 173732, 187096, 213824, 230272, 304031, 347464, 374192, 427648, 608062, 694928, 748384, 1216124, 1389856, 1496768, 2432248, 2779712, 2993536, 4864496, 5559424, 9728992, 19457984, 38915968]

約数ペア:

[(1, 38915968), (2, 19457984), (4, 9728992), (7, 5559424), (8, 4864496), (13, 2993536), (14, 2779712), (16, 2432248), (26, 1496768), (28, 1389856), (32, 1216124), (52, 748384), (56, 694928), (64, 608062), (91, 427648), (104, 374192), (112, 347464), (128, 304031), (169, 230272), (182, 213824), (208, 187096), (224, 173732), (257, 151424), (338, 115136), (364, 106912), (416, 93548), (448, 86866), (514, 75712), (676, 57568), (728, 53456), (832, 46774), (896, 43433), (1028, 37856), (1183, 32896), (1352, 28784), (1456, 26728), (1664, 23387), (1799, 21632), (2056, 18928), (2366, 16448), (2704, 14392), (2912, 13364), (3341, 11648), (3598, 10816), (4112, 9464), (4732, 8224), (5408, 7196), (5824, 6682)]