18538230

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{401}}^1$

素因数の和:501

約数の個数: 64

約数和(自身を含む): 47236608

約数和(自身を除く): 28698378

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 67, 69, 115, 134, 138, 201, 230, 335, 345, 401, 402, 670, 690, 802, 1005, 1203, 1541, 2005, 2010, 2406, 3082, 4010, 4623, 6015, 7705, 9223, 9246, 12030, 15410, 18446, 23115, 26867, 27669, 46115, 46230, 53734, 55338, 80601, 92230, 134335, 138345, 161202, 268670, 276690, 403005, 617941, 806010, 1235882, 1853823, 3089705, 3707646, 6179410, 9269115, 18538230]

約数ペア:

[(1, 18538230), (2, 9269115), (3, 6179410), (5, 3707646), (6, 3089705), (10, 1853823), (15, 1235882), (23, 806010), (30, 617941), (46, 403005), (67, 276690), (69, 268670), (115, 161202), (134, 138345), (138, 134335), (201, 92230), (230, 80601), (335, 55338), (345, 53734), (401, 46230), (402, 46115), (670, 27669), (690, 26867), (802, 23115), (1005, 18446), (1203, 15410), (1541, 12030), (2005, 9246), (2010, 9223), (2406, 7705), (3082, 6015), (4010, 4623)]