20120221184

素因数分解:

$2^9\times 7^1\times {\mathrm{5613901}}^1$

素因数の和:5613926

約数の個数: 40

約数和(自身を含む): 45944173968

約数和(自身を除く): 25823952784

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1792, 3584, 5613901, 11227802, 22455604, 39297307, 44911208, 78594614, 89822416, 157189228, 179644832, 314378456, 359289664, 628756912, 718579328, 1257513824, 1437158656, 2515027648, 2874317312, 5030055296, 10060110592, 20120221184]

約数ペア:

[(1, 20120221184), (2, 10060110592), (4, 5030055296), (7, 2874317312), (8, 2515027648), (14, 1437158656), (16, 1257513824), (28, 718579328), (32, 628756912), (56, 359289664), (64, 314378456), (112, 179644832), (128, 157189228), (224, 89822416), (256, 78594614), (448, 44911208), (512, 39297307), (896, 22455604), (1792, 11227802), (3584, 5613901)]