2021691808

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{18371}}^1$

素因数の和:18581

約数の個数: 48

約数和(自身を含む): 4213067040

約数和(自身を除く): 2191375232

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 181, 304, 362, 608, 724, 1448, 2896, 3439, 5792, 6878, 13756, 18371, 27512, 36742, 55024, 73484, 110048, 146968, 293936, 349049, 587872, 698098, 1396196, 2792392, 3325151, 5584784, 6650302, 11169568, 13300604, 26601208, 53202416, 63177869, 106404832, 126355738, 252711476, 505422952, 1010845904, 2021691808]

約数ペア:

[(1, 2021691808), (2, 1010845904), (4, 505422952), (8, 252711476), (16, 126355738), (19, 106404832), (32, 63177869), (38, 53202416), (76, 26601208), (152, 13300604), (181, 11169568), (304, 6650302), (362, 5584784), (608, 3325151), (724, 2792392), (1448, 1396196), (2896, 698098), (3439, 587872), (5792, 349049), (6878, 293936), (13756, 146968), (18371, 110048), (27512, 73484), (36742, 55024)]