19536825

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1$

素因数の和:247

約数の個数: 96

約数和(自身を含む): 42854400

約数和(自身を除く): 23317575

約数列:

[1, 3, 5, 7, 11, 15, 17, 21, 25, 33, 35, 51, 55, 75, 77, 85, 105, 119, 165, 175, 187, 199, 231, 255, 275, 357, 385, 425, 525, 561, 595, 597, 825, 935, 995, 1155, 1275, 1309, 1393, 1785, 1925, 2189, 2805, 2975, 2985, 3383, 3927, 4179, 4675, 4975, 5775, 6545, 6567, 6965, 8925, 10149, 10945, 14025, 14925, 15323, 16915, 19635, 20895, 23681, 32725, 32835, 34825, 37213, 45969, 50745, 54725, 71043, 76615, 84575, 98175, 104475, 111639, 118405, 164175, 186065, 229845, 253725, 260491, 355215, 383075, 558195, 592025, 781473, 930325, 1149225, 1302455, 1776075, 2790975, 3907365, 6512275, 19536825]

約数ペア:

[(1, 19536825), (3, 6512275), (5, 3907365), (7, 2790975), (11, 1776075), (15, 1302455), (17, 1149225), (21, 930325), (25, 781473), (33, 592025), (35, 558195), (51, 383075), (55, 355215), (75, 260491), (77, 253725), (85, 229845), (105, 186065), (119, 164175), (165, 118405), (175, 111639), (187, 104475), (199, 98175), (231, 84575), (255, 76615), (275, 71043), (357, 54725), (385, 50745), (425, 45969), (525, 37213), (561, 34825), (595, 32835), (597, 32725), (825, 23681), (935, 20895), (995, 19635), (1155, 16915), (1275, 15323), (1309, 14925), (1393, 14025), (1785, 10945), (1925, 10149), (2189, 8925), (2805, 6965), (2975, 6567), (2985, 6545), (3383, 5775), (3927, 4975), (4179, 4675)]