18254896

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1$

素因数の和:194

約数の個数: 80

約数和(自身を含む): 41783040

約数和(自身を除く): 23528144

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 53, 76, 88, 103, 106, 152, 176, 206, 209, 212, 304, 412, 418, 424, 583, 824, 836, 848, 1007, 1133, 1166, 1648, 1672, 1957, 2014, 2266, 2332, 3344, 3914, 4028, 4532, 4664, 5459, 7828, 8056, 9064, 9328, 10918, 11077, 15656, 16112, 18128, 21527, 21836, 22154, 31312, 43054, 43672, 44308, 60049, 86108, 87344, 88616, 103721, 120098, 172216, 177232, 207442, 240196, 344432, 414884, 480392, 829768, 960784, 1140931, 1659536, 2281862, 4563724, 9127448, 18254896]

約数ペア:

[(1, 18254896), (2, 9127448), (4, 4563724), (8, 2281862), (11, 1659536), (16, 1140931), (19, 960784), (22, 829768), (38, 480392), (44, 414884), (53, 344432), (76, 240196), (88, 207442), (103, 177232), (106, 172216), (152, 120098), (176, 103721), (206, 88616), (209, 87344), (212, 86108), (304, 60049), (412, 44308), (418, 43672), (424, 43054), (583, 31312), (824, 22154), (836, 21836), (848, 21527), (1007, 18128), (1133, 16112), (1166, 15656), (1648, 11077), (1672, 10918), (1957, 9328), (2014, 9064), (2266, 8056), (2332, 7828), (3344, 5459), (3914, 4664), (4028, 4532)]