18881724924

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{467879}}^1$

素因数の和:467967

約数の個数: 72

約数和(自身を含む): 51092496000

約数和(自身を除く): 32210771076

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 59, 76, 114, 118, 171, 177, 228, 236, 342, 354, 531, 684, 708, 1062, 1121, 2124, 2242, 3363, 4484, 6726, 10089, 13452, 20178, 40356, 467879, 935758, 1403637, 1871516, 2807274, 4210911, 5614548, 8421822, 8889701, 16843644, 17779402, 26669103, 27604861, 35558804, 53338206, 55209722, 80007309, 82814583, 106676412, 110419444, 160014618, 165629166, 248443749, 320029236, 331258332, 496887498, 524492359, 993774996, 1048984718, 1573477077, 2097969436, 3146954154, 4720431231, 6293908308, 9440862462, 18881724924]

約数ペア:

[(1, 18881724924), (2, 9440862462), (3, 6293908308), (4, 4720431231), (6, 3146954154), (9, 2097969436), (12, 1573477077), (18, 1048984718), (19, 993774996), (36, 524492359), (38, 496887498), (57, 331258332), (59, 320029236), (76, 248443749), (114, 165629166), (118, 160014618), (171, 110419444), (177, 106676412), (228, 82814583), (236, 80007309), (342, 55209722), (354, 53338206), (531, 35558804), (684, 27604861), (708, 26669103), (1062, 17779402), (1121, 16843644), (2124, 8889701), (2242, 8421822), (3363, 5614548), (4484, 4210911), (6726, 2807274), (10089, 1871516), (13452, 1403637), (20178, 935758), (40356, 467879)]