18758928

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{307}}^1$

素因数の和:404

約数の個数: 80

約数和(自身を含む): 51941120

約数和(自身を除く): 33182192

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 67, 76, 114, 134, 152, 201, 228, 268, 304, 307, 402, 456, 536, 614, 804, 912, 921, 1072, 1228, 1273, 1608, 1842, 2456, 2546, 3216, 3684, 3819, 4912, 5092, 5833, 7368, 7638, 10184, 11666, 14736, 15276, 17499, 20368, 20569, 23332, 30552, 34998, 41138, 46664, 61104, 61707, 69996, 82276, 93328, 123414, 139992, 164552, 246828, 279984, 329104, 390811, 493656, 781622, 987312, 1172433, 1563244, 2344866, 3126488, 4689732, 6252976, 9379464, 18758928]

約数ペア:

[(1, 18758928), (2, 9379464), (3, 6252976), (4, 4689732), (6, 3126488), (8, 2344866), (12, 1563244), (16, 1172433), (19, 987312), (24, 781622), (38, 493656), (48, 390811), (57, 329104), (67, 279984), (76, 246828), (114, 164552), (134, 139992), (152, 123414), (201, 93328), (228, 82276), (268, 69996), (304, 61707), (307, 61104), (402, 46664), (456, 41138), (536, 34998), (614, 30552), (804, 23332), (912, 20569), (921, 20368), (1072, 17499), (1228, 15276), (1273, 14736), (1608, 11666), (1842, 10184), (2456, 7638), (2546, 7368), (3216, 5833), (3684, 5092), (3819, 4912)]