19778544

素因数分解:

$2^4\times 3^2\times {\mathrm{19}}^1\times {\mathrm{7229}}^1$

素因数の和:7262

約数の個数: 60

約数和(自身を含む): 58273800

約数和(自身を除く): 38495256

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 36, 38, 48, 57, 72, 76, 114, 144, 152, 171, 228, 304, 342, 456, 684, 912, 1368, 2736, 7229, 14458, 21687, 28916, 43374, 57832, 65061, 86748, 115664, 130122, 137351, 173496, 260244, 274702, 346992, 412053, 520488, 549404, 824106, 1040976, 1098808, 1236159, 1648212, 2197616, 2472318, 3296424, 4944636, 6592848, 9889272, 19778544]

約数ペア:

[(1, 19778544), (2, 9889272), (3, 6592848), (4, 4944636), (6, 3296424), (8, 2472318), (9, 2197616), (12, 1648212), (16, 1236159), (18, 1098808), (19, 1040976), (24, 824106), (36, 549404), (38, 520488), (48, 412053), (57, 346992), (72, 274702), (76, 260244), (114, 173496), (144, 137351), (152, 130122), (171, 115664), (228, 86748), (304, 65061), (342, 57832), (456, 43374), (684, 28916), (912, 21687), (1368, 14458), (2736, 7229)]