19178904

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{307}}^1$

素因数の和:472

約数の個数: 64

約数和(自身を含む): 51004800

約数和(自身を除く): 31825896

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 76, 114, 137, 152, 228, 274, 307, 411, 456, 548, 614, 822, 921, 1096, 1228, 1644, 1842, 2456, 2603, 3288, 3684, 5206, 5833, 7368, 7809, 10412, 11666, 15618, 17499, 20824, 23332, 31236, 34998, 42059, 46664, 62472, 69996, 84118, 126177, 139992, 168236, 252354, 336472, 504708, 799121, 1009416, 1598242, 2397363, 3196484, 4794726, 6392968, 9589452, 19178904]

約数ペア:

[(1, 19178904), (2, 9589452), (3, 6392968), (4, 4794726), (6, 3196484), (8, 2397363), (12, 1598242), (19, 1009416), (24, 799121), (38, 504708), (57, 336472), (76, 252354), (114, 168236), (137, 139992), (152, 126177), (228, 84118), (274, 69996), (307, 62472), (411, 46664), (456, 42059), (548, 34998), (614, 31236), (822, 23332), (921, 20824), (1096, 17499), (1228, 15618), (1644, 11666), (1842, 10412), (2456, 7809), (2603, 7368), (3288, 5833), (3684, 5206)]