18424395

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{653}}^1$

素因数の和:697

約数の個数: 64

約数和(自身を含む): 37670400

約数和(自身を除く): 19246005

約数列:

[1, 3, 5, 9, 11, 15, 19, 27, 33, 45, 55, 57, 95, 99, 135, 165, 171, 209, 285, 297, 495, 513, 627, 653, 855, 1045, 1485, 1881, 1959, 2565, 3135, 3265, 5643, 5877, 7183, 9405, 9795, 12407, 17631, 21549, 28215, 29385, 35915, 37221, 62035, 64647, 88155, 107745, 111663, 136477, 186105, 193941, 323235, 334989, 409431, 558315, 682385, 969705, 1228293, 1674945, 2047155, 3684879, 6141465, 18424395]

約数ペア:

[(1, 18424395), (3, 6141465), (5, 3684879), (9, 2047155), (11, 1674945), (15, 1228293), (19, 969705), (27, 682385), (33, 558315), (45, 409431), (55, 334989), (57, 323235), (95, 193941), (99, 186105), (135, 136477), (165, 111663), (171, 107745), (209, 88155), (285, 64647), (297, 62035), (495, 37221), (513, 35915), (627, 29385), (653, 28215), (855, 21549), (1045, 17631), (1485, 12407), (1881, 9795), (1959, 9405), (2565, 7183), (3135, 5877), (3265, 5643)]