19187916

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{2383}}^1$

素因数の和:2462

約数の個数: 48

約数和(自身を含む): 49663488

約数和(自身を除く): 30475572

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 61, 66, 122, 132, 183, 244, 366, 671, 732, 1342, 2013, 2383, 2684, 4026, 4766, 7149, 8052, 9532, 14298, 26213, 28596, 52426, 78639, 104852, 145363, 157278, 290726, 314556, 436089, 581452, 872178, 1598993, 1744356, 3197986, 4796979, 6395972, 9593958, 19187916]

約数ペア:

[(1, 19187916), (2, 9593958), (3, 6395972), (4, 4796979), (6, 3197986), (11, 1744356), (12, 1598993), (22, 872178), (33, 581452), (44, 436089), (61, 314556), (66, 290726), (122, 157278), (132, 145363), (183, 104852), (244, 78639), (366, 52426), (671, 28596), (732, 26213), (1342, 14298), (2013, 9532), (2383, 8052), (2684, 7149), (4026, 4766)]