20172350445

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{236723}}^1$

素因数の和:236786

約数の個数: 64

約数和(自身を含む): 38178846720

約数和(自身を除く): 18006496275

約数列:

[1, 3, 5, 13, 15, 19, 23, 39, 57, 65, 69, 95, 115, 195, 247, 285, 299, 345, 437, 741, 897, 1235, 1311, 1495, 2185, 3705, 4485, 5681, 6555, 17043, 28405, 85215, 236723, 710169, 1183615, 3077399, 3550845, 4497737, 5444629, 9232197, 13493211, 15386995, 16333887, 22488685, 27223145, 46160985, 58470581, 67466055, 70780177, 81669435, 103447951, 175411743, 212340531, 292352905, 310343853, 353900885, 517239755, 877058715, 1061702655, 1344823363, 1551719265, 4034470089, 6724116815, 20172350445]

約数ペア:

[(1, 20172350445), (3, 6724116815), (5, 4034470089), (13, 1551719265), (15, 1344823363), (19, 1061702655), (23, 877058715), (39, 517239755), (57, 353900885), (65, 310343853), (69, 292352905), (95, 212340531), (115, 175411743), (195, 103447951), (247, 81669435), (285, 70780177), (299, 67466055), (345, 58470581), (437, 46160985), (741, 27223145), (897, 22488685), (1235, 16333887), (1311, 15386995), (1495, 13493211), (2185, 9232197), (3705, 5444629), (4485, 4497737), (5681, 3550845), (6555, 3077399), (17043, 1183615), (28405, 710169), (85215, 236723)]