20164074496

素因数分解:

$2^{10}\times {\mathrm{31}}^1\times {\mathrm{797}}^2$

素因数の和:1645

約数の個数: 66

約数和(自身を含む): 41661002528

約数和(自身を除く): 21496928032

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 512, 797, 992, 1024, 1594, 1984, 3188, 3968, 6376, 7936, 12752, 15872, 24707, 25504, 31744, 49414, 51008, 98828, 102016, 197656, 204032, 395312, 408064, 635209, 790624, 816128, 1270418, 1581248, 2540836, 3162496, 5081672, 6324992, 10163344, 12649984, 19691479, 20326688, 25299968, 39382958, 40653376, 78765916, 81306752, 157531832, 162613504, 315063664, 325227008, 630127328, 650454016, 1260254656, 2520509312, 5041018624, 10082037248, 20164074496]

約数ペア:

[(1, 20164074496), (2, 10082037248), (4, 5041018624), (8, 2520509312), (16, 1260254656), (31, 650454016), (32, 630127328), (62, 325227008), (64, 315063664), (124, 162613504), (128, 157531832), (248, 81306752), (256, 78765916), (496, 40653376), (512, 39382958), (797, 25299968), (992, 20326688), (1024, 19691479), (1594, 12649984), (1984, 10163344), (3188, 6324992), (3968, 5081672), (6376, 3162496), (7936, 2540836), (12752, 1581248), (15872, 1270418), (24707, 816128), (25504, 790624), (31744, 635209), (49414, 408064), (51008, 395312), (98828, 204032), (102016, 197656)]