19998145956

素因数分解:

$2^2\times 3^1\times {\mathrm{163}}^1\times {\mathrm{1171}}^1\times {\mathrm{8731}}^1$

素因数の和:10072

約数の個数: 48

約数和(自身を含む): 46994087168

約数和(自身を除く): 26995941212

約数列:

[1, 2, 3, 4, 6, 12, 163, 326, 489, 652, 978, 1171, 1956, 2342, 3513, 4684, 7026, 8731, 14052, 17462, 26193, 34924, 52386, 104772, 190873, 381746, 572619, 763492, 1145238, 1423153, 2290476, 2846306, 4269459, 5692612, 8538918, 10224001, 17077836, 20448002, 30672003, 40896004, 61344006, 122688012, 1666512163, 3333024326, 4999536489, 6666048652, 9999072978, 19998145956]

約数ペア:

[(1, 19998145956), (2, 9999072978), (3, 6666048652), (4, 4999536489), (6, 3333024326), (12, 1666512163), (163, 122688012), (326, 61344006), (489, 40896004), (652, 30672003), (978, 20448002), (1171, 17077836), (1956, 10224001), (2342, 8538918), (3513, 5692612), (4684, 4269459), (7026, 2846306), (8731, 2290476), (14052, 1423153), (17462, 1145238), (26193, 763492), (34924, 572619), (52386, 381746), (104772, 190873)]