31776784

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{4129}}^1$

素因数の和:4187

約数の個数: 40

約数和(自身を含む): 68111960

約数和(自身を除く): 36335176

約数列:

[1, 2, 4, 8, 13, 16, 26, 37, 52, 74, 104, 148, 208, 296, 481, 592, 962, 1924, 3848, 4129, 7696, 8258, 16516, 33032, 53677, 66064, 107354, 152773, 214708, 305546, 429416, 611092, 858832, 1222184, 1986049, 2444368, 3972098, 7944196, 15888392, 31776784]

約数ペア:

[(1, 31776784), (2, 15888392), (4, 7944196), (8, 3972098), (13, 2444368), (16, 1986049), (26, 1222184), (37, 858832), (52, 611092), (74, 429416), (104, 305546), (148, 214708), (208, 152773), (296, 107354), (481, 66064), (592, 53677), (962, 33032), (1924, 16516), (3848, 8258), (4129, 7696)]