19380798

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{929}}^1$

素因数の和:1017

約数の個数: 48

約数和(自身を含む): 44974800

約数和(自身を除く): 25594002

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 61, 114, 122, 171, 183, 342, 366, 549, 929, 1098, 1159, 1858, 2318, 2787, 3477, 5574, 6954, 8361, 10431, 16722, 17651, 20862, 35302, 52953, 56669, 105906, 113338, 158859, 170007, 317718, 340014, 510021, 1020042, 1076711, 2153422, 3230133, 6460266, 9690399, 19380798]

約数ペア:

[(1, 19380798), (2, 9690399), (3, 6460266), (6, 3230133), (9, 2153422), (18, 1076711), (19, 1020042), (38, 510021), (57, 340014), (61, 317718), (114, 170007), (122, 158859), (171, 113338), (183, 105906), (342, 56669), (366, 52953), (549, 35302), (929, 20862), (1098, 17651), (1159, 16722), (1858, 10431), (2318, 8361), (2787, 6954), (3477, 5574)]