19298895

素因数分解:

$3^1\times 5^1\times 7^3\times {\mathrm{11}}^2\times {\mathrm{31}}^1$

素因数の和:82

約数の個数: 96

約数和(自身を含む): 40857600

約数和(自身を除く): 21558705

約数列:

[1, 3, 5, 7, 11, 15, 21, 31, 33, 35, 49, 55, 77, 93, 105, 121, 147, 155, 165, 217, 231, 245, 341, 343, 363, 385, 465, 539, 605, 651, 735, 847, 1023, 1029, 1085, 1155, 1519, 1617, 1705, 1715, 1815, 2387, 2541, 2695, 3255, 3751, 3773, 4235, 4557, 5115, 5145, 5929, 7161, 7595, 8085, 10633, 11253, 11319, 11935, 12705, 16709, 17787, 18755, 18865, 22785, 26257, 29645, 31899, 35805, 41503, 50127, 53165, 56265, 56595, 78771, 83545, 88935, 116963, 124509, 131285, 159495, 183799, 207515, 250635, 350889, 393855, 551397, 584815, 622545, 918995, 1286593, 1754445, 2756985, 3859779, 6432965, 19298895]

約数ペア:

[(1, 19298895), (3, 6432965), (5, 3859779), (7, 2756985), (11, 1754445), (15, 1286593), (21, 918995), (31, 622545), (33, 584815), (35, 551397), (49, 393855), (55, 350889), (77, 250635), (93, 207515), (105, 183799), (121, 159495), (147, 131285), (155, 124509), (165, 116963), (217, 88935), (231, 83545), (245, 78771), (341, 56595), (343, 56265), (363, 53165), (385, 50127), (465, 41503), (539, 35805), (605, 31899), (651, 29645), (735, 26257), (847, 22785), (1023, 18865), (1029, 18755), (1085, 17787), (1155, 16709), (1519, 12705), (1617, 11935), (1705, 11319), (1715, 11253), (1815, 10633), (2387, 8085), (2541, 7595), (2695, 7161), (3255, 5929), (3751, 5145), (3773, 5115), (4235, 4557)]