18887328

素因数分解:

$2^5\times 3^2\times {\mathrm{65581}}^1$

素因数の和:65597

約数の個数: 36

約数和(自身を含む): 53711658

約数和(自身を除く): 34824330

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 65581, 131162, 196743, 262324, 393486, 524648, 590229, 786972, 1049296, 1180458, 1573944, 2098592, 2360916, 3147888, 4721832, 6295776, 9443664, 18887328]

約数ペア:

[(1, 18887328), (2, 9443664), (3, 6295776), (4, 4721832), (6, 3147888), (8, 2360916), (9, 2098592), (12, 1573944), (16, 1180458), (18, 1049296), (24, 786972), (32, 590229), (36, 524648), (48, 393486), (72, 262324), (96, 196743), (144, 131162), (288, 65581)]