1048651648

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{39199}}^1$

素因数の和:39243

約数の個数: 64

約数和(自身を含む): 2399040000

約数和(自身を除く): 1350388352

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 32, 38, 44, 64, 76, 88, 128, 152, 176, 209, 304, 352, 418, 608, 704, 836, 1216, 1408, 1672, 2432, 3344, 6688, 13376, 26752, 39199, 78398, 156796, 313592, 431189, 627184, 744781, 862378, 1254368, 1489562, 1724756, 2508736, 2979124, 3449512, 5017472, 5958248, 6899024, 8192591, 11916496, 13798048, 16385182, 23832992, 27596096, 32770364, 47665984, 55192192, 65540728, 95331968, 131081456, 262162912, 524325824, 1048651648]

約数ペア:

[(1, 1048651648), (2, 524325824), (4, 262162912), (8, 131081456), (11, 95331968), (16, 65540728), (19, 55192192), (22, 47665984), (32, 32770364), (38, 27596096), (44, 23832992), (64, 16385182), (76, 13798048), (88, 11916496), (128, 8192591), (152, 6899024), (176, 5958248), (209, 5017472), (304, 3449512), (352, 2979124), (418, 2508736), (608, 1724756), (704, 1489562), (836, 1254368), (1216, 862378), (1408, 744781), (1672, 627184), (2432, 431189), (3344, 313592), (6688, 156796), (13376, 78398), (26752, 39199)]